72971128

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{149531}}^1$

素因数の和:149598

約数の個数: 16

約数和(自身を含む): 139064760

約数和(自身を除く): 66093632

約数列:

[1, 2, 4, 8, 61, 122, 244, 488, 149531, 299062, 598124, 1196248, 9121391, 18242782, 36485564, 72971128]

約数ペア:

[(1, 72971128), (2, 36485564), (4, 18242782), (8, 9121391), (61, 1196248), (122, 598124), (244, 299062), (488, 149531)]