155997289

素因数分解:

$7^1\times {\mathrm{131}}^1\times {\mathrm{311}}^1\times {\mathrm{547}}^1$

素因数の和:996

約数の個数: 16

約数和(自身を含む): 180550656

約数和(自身を除く): 24553367

約数列:

[1, 7, 131, 311, 547, 917, 2177, 3829, 40741, 71657, 170117, 285187, 501599, 1190819, 22285327, 155997289]

約数ペア:

[(1, 155997289), (7, 22285327), (131, 1190819), (311, 501599), (547, 285187), (917, 170117), (2177, 71657), (3829, 40741)]