9988748

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1$

素因数の和:183

約数の個数: 72

約数和(自身を含む): 22924944

約数和(自身を除く): 12936196

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 41, 44, 49, 77, 82, 98, 113, 154, 164, 196, 226, 287, 308, 451, 452, 539, 574, 791, 902, 1078, 1148, 1243, 1582, 1804, 2009, 2156, 2486, 3157, 3164, 4018, 4633, 4972, 5537, 6314, 8036, 8701, 9266, 11074, 12628, 17402, 18532, 22099, 22148, 32431, 34804, 44198, 50963, 60907, 64862, 88396, 101926, 121814, 129724, 203852, 227017, 243628, 356741, 454034, 713482, 908068, 1426964, 2497187, 4994374, 9988748]

約数ペア:

[(1, 9988748), (2, 4994374), (4, 2497187), (7, 1426964), (11, 908068), (14, 713482), (22, 454034), (28, 356741), (41, 243628), (44, 227017), (49, 203852), (77, 129724), (82, 121814), (98, 101926), (113, 88396), (154, 64862), (164, 60907), (196, 50963), (226, 44198), (287, 34804), (308, 32431), (451, 22148), (452, 22099), (539, 18532), (574, 17402), (791, 12628), (902, 11074), (1078, 9266), (1148, 8701), (1243, 8036), (1582, 6314), (1804, 5537), (2009, 4972), (2156, 4633), (2486, 4018), (3157, 3164)]