256244142

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{554641}}^1$

素因数の和:554664

約数の個数: 32

約数和(自身を含む): 638947584

約数和(自身を除く): 382703442

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 231, 462, 554641, 1109282, 1663923, 3327846, 3882487, 6101051, 7764974, 11647461, 12202102, 18303153, 23294922, 36606306, 42707357, 85414714, 128122071, 256244142]

約数ペア:

[(1, 256244142), (2, 128122071), (3, 85414714), (6, 42707357), (7, 36606306), (11, 23294922), (14, 18303153), (21, 12202102), (22, 11647461), (33, 7764974), (42, 6101051), (66, 3882487), (77, 3327846), (154, 1663923), (231, 1109282), (462, 554641)]