12918444

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:108

約数の個数: 144

約数和(自身を含む): 40040448

約数和(自身を除く): 27122004

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 31, 33, 41, 42, 44, 62, 66, 77, 82, 84, 93, 121, 123, 124, 132, 154, 164, 186, 217, 231, 242, 246, 287, 308, 341, 363, 372, 434, 451, 462, 484, 492, 574, 651, 682, 726, 847, 861, 868, 902, 924, 1023, 1148, 1271, 1302, 1353, 1364, 1452, 1694, 1722, 1804, 2046, 2387, 2541, 2542, 2604, 2706, 3157, 3388, 3444, 3751, 3813, 4092, 4774, 4961, 5082, 5084, 5412, 6314, 7161, 7502, 7626, 8897, 9471, 9548, 9922, 10164, 11253, 12628, 13981, 14322, 14883, 15004, 15252, 17794, 18942, 19844, 22506, 26257, 26691, 27962, 28644, 29766, 34727, 35588, 37884, 41943, 45012, 52514, 53382, 55924, 59532, 69454, 78771, 83886, 97867, 104181, 105028, 106764, 138908, 153791, 157542, 167772, 195734, 208362, 293601, 307582, 315084, 391468, 416724, 461373, 587202, 615164, 922746, 1076537, 1174404, 1845492, 2153074, 3229611, 4306148, 6459222, 12918444]

約数ペア:

[(1, 12918444), (2, 6459222), (3, 4306148), (4, 3229611), (6, 2153074), (7, 1845492), (11, 1174404), (12, 1076537), (14, 922746), (21, 615164), (22, 587202), (28, 461373), (31, 416724), (33, 391468), (41, 315084), (42, 307582), (44, 293601), (62, 208362), (66, 195734), (77, 167772), (82, 157542), (84, 153791), (93, 138908), (121, 106764), (123, 105028), (124, 104181), (132, 97867), (154, 83886), (164, 78771), (186, 69454), (217, 59532), (231, 55924), (242, 53382), (246, 52514), (287, 45012), (308, 41943), (341, 37884), (363, 35588), (372, 34727), (434, 29766), (451, 28644), (462, 27962), (484, 26691), (492, 26257), (574, 22506), (651, 19844), (682, 18942), (726, 17794), (847, 15252), (861, 15004), (868, 14883), (902, 14322), (924, 13981), (1023, 12628), (1148, 11253), (1271, 10164), (1302, 9922), (1353, 9548), (1364, 9471), (1452, 8897), (1694, 7626), (1722, 7502), (1804, 7161), (2046, 6314), (2387, 5412), (2541, 5084), (2542, 5082), (2604, 4961), (2706, 4774), (3157, 4092), (3388, 3813), (3444, 3751)]