127268456

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{239}}^1\times {\mathrm{257}}^1$

素因数の和:546

約数の個数: 64

約数和(自身を含む): 282355200

約数和(自身を除く): 155086744

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 74, 148, 239, 257, 259, 296, 478, 514, 518, 956, 1028, 1036, 1673, 1799, 1912, 2056, 2072, 3346, 3598, 6692, 7196, 8843, 9509, 13384, 14392, 17686, 19018, 35372, 38036, 61423, 61901, 66563, 70744, 76072, 122846, 123802, 133126, 245692, 247604, 266252, 429961, 491384, 495208, 532504, 859922, 1719844, 2272651, 3439688, 4545302, 9090604, 15908557, 18181208, 31817114, 63634228, 127268456]

約数ペア:

[(1, 127268456), (2, 63634228), (4, 31817114), (7, 18181208), (8, 15908557), (14, 9090604), (28, 4545302), (37, 3439688), (56, 2272651), (74, 1719844), (148, 859922), (239, 532504), (257, 495208), (259, 491384), (296, 429961), (478, 266252), (514, 247604), (518, 245692), (956, 133126), (1028, 123802), (1036, 122846), (1673, 76072), (1799, 70744), (1912, 66563), (2056, 61901), (2072, 61423), (3346, 38036), (3598, 35372), (6692, 19018), (7196, 17686), (8843, 14392), (9509, 13384)]