128580591

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1\times {\mathrm{4177}}^1$

素因数の和:4542

約数の個数: 16

約数和(自身を含む): 177548288

約数和(自身を除く): 48967697

約数列:

[1, 3, 31, 93, 331, 993, 4177, 10261, 12531, 30783, 129487, 388461, 1382587, 4147761, 42860197, 128580591]

約数ペア:

[(1, 128580591), (3, 42860197), (31, 4147761), (93, 1382587), (331, 388461), (993, 129487), (4177, 30783), (10261, 12531)]