987774788

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{547}}^1$

素因数の和:634

約数の個数: 144

約数和(自身を含む): 2399924352

約数和(自身を除く): 1412149564

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 41, 44, 52, 77, 82, 91, 121, 143, 154, 164, 182, 242, 286, 287, 308, 364, 451, 484, 533, 547, 572, 574, 847, 902, 1001, 1066, 1094, 1148, 1573, 1694, 1804, 2002, 2132, 2188, 3146, 3157, 3388, 3731, 3829, 4004, 4961, 5863, 6017, 6292, 6314, 7111, 7462, 7658, 9922, 11011, 11726, 12034, 12628, 14222, 14924, 15316, 19844, 22022, 22427, 23452, 24068, 28444, 34727, 41041, 42119, 44044, 44854, 49777, 64493, 66187, 69454, 78221, 82082, 84238, 89708, 99554, 128986, 132374, 138908, 156442, 156989, 164164, 168476, 199108, 246697, 257972, 264748, 291551, 312884, 313978, 451451, 463309, 493394, 547547, 583102, 627956, 860431, 902902, 926618, 986788, 1095094, 1166204, 1720862, 1726879, 1805804, 1853236, 2040857, 2190188, 2713667, 3207061, 3441724, 3453758, 4081714, 5427334, 6023017, 6414122, 6907516, 8163428, 10854668, 12046034, 12828244, 18995669, 22449427, 24092068, 35277671, 37991338, 44898854, 70555342, 75982676, 89797708, 141110684, 246943697, 493887394, 987774788]

約数ペア:

[(1, 987774788), (2, 493887394), (4, 246943697), (7, 141110684), (11, 89797708), (13, 75982676), (14, 70555342), (22, 44898854), (26, 37991338), (28, 35277671), (41, 24092068), (44, 22449427), (52, 18995669), (77, 12828244), (82, 12046034), (91, 10854668), (121, 8163428), (143, 6907516), (154, 6414122), (164, 6023017), (182, 5427334), (242, 4081714), (286, 3453758), (287, 3441724), (308, 3207061), (364, 2713667), (451, 2190188), (484, 2040857), (533, 1853236), (547, 1805804), (572, 1726879), (574, 1720862), (847, 1166204), (902, 1095094), (1001, 986788), (1066, 926618), (1094, 902902), (1148, 860431), (1573, 627956), (1694, 583102), (1804, 547547), (2002, 493394), (2132, 463309), (2188, 451451), (3146, 313978), (3157, 312884), (3388, 291551), (3731, 264748), (3829, 257972), (4004, 246697), (4961, 199108), (5863, 168476), (6017, 164164), (6292, 156989), (6314, 156442), (7111, 138908), (7462, 132374), (7658, 128986), (9922, 99554), (11011, 89708), (11726, 84238), (12034, 82082), (12628, 78221), (14222, 69454), (14924, 66187), (15316, 64493), (19844, 49777), (22022, 44854), (22427, 44044), (23452, 42119), (24068, 41041), (28444, 34727)]