128778868

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{6949}}^1$

素因数の和:7107

約数の個数: 24

約数和(自身を含む): 232936200

約数和(自身を除く): 104157332

約数列:

[1, 2, 4, 41, 82, 113, 164, 226, 452, 4633, 6949, 9266, 13898, 18532, 27796, 284909, 569818, 785237, 1139636, 1570474, 3140948, 32194717, 64389434, 128778868]

約数ペア:

[(1, 128778868), (2, 64389434), (4, 32194717), (41, 3140948), (82, 1570474), (113, 1139636), (164, 785237), (226, 569818), (452, 284909), (4633, 27796), (6949, 18532), (9266, 13898)]