256601638

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{1151}}^1$

素因数の和:1332

約数の個数: 32

約数和(自身を含む): 418037760

約数和(自身を除く): 161436122

約数列:

[1, 2, 17, 34, 79, 83, 158, 166, 1151, 1343, 1411, 2302, 2686, 2822, 6557, 13114, 19567, 39134, 90929, 95533, 111469, 181858, 191066, 222938, 1545793, 1624061, 3091586, 3248122, 7547107, 15094214, 128300819, 256601638]

約数ペア:

[(1, 256601638), (2, 128300819), (17, 15094214), (34, 7547107), (79, 3248122), (83, 3091586), (158, 1624061), (166, 1545793), (1151, 222938), (1343, 191066), (1411, 181858), (2302, 111469), (2686, 95533), (2822, 90929), (6557, 39134), (13114, 19567)]