155220178

素因数分解:

$2^1\times {\mathrm{41}}^2\times {\mathrm{137}}^1\times {\mathrm{337}}^1$

素因数の和:558

約数の個数: 24

約数和(自身を含む): 241102836

約数和(自身を除く): 85882658

約数列:

[1, 2, 41, 82, 137, 274, 337, 674, 1681, 3362, 5617, 11234, 13817, 27634, 46169, 92338, 230297, 460594, 566497, 1132994, 1892929, 3785858, 77610089, 155220178]

約数ペア:

[(1, 155220178), (2, 77610089), (41, 3785858), (82, 1892929), (137, 1132994), (274, 566497), (337, 460594), (674, 230297), (1681, 92338), (3362, 46169), (5617, 27634), (11234, 13817)]