256833416

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{269783}}^1$

素因数の和:269813

約数の個数: 32

約数和(自身を含む): 582733440

約数和(自身を除く): 325900024

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 476, 952, 269783, 539566, 1079132, 1888481, 2158264, 3776962, 4586311, 7553924, 9172622, 15107848, 18345244, 32104177, 36690488, 64208354, 128416708, 256833416]

約数ペア:

[(1, 256833416), (2, 128416708), (4, 64208354), (7, 36690488), (8, 32104177), (14, 18345244), (17, 15107848), (28, 9172622), (34, 7553924), (56, 4586311), (68, 3776962), (119, 2158264), (136, 1888481), (238, 1079132), (476, 539566), (952, 269783)]