87198728

素因数分解:

$2^3\times {\mathrm{521}}^1\times {\mathrm{20921}}^1$

素因数の和:21448

約数の個数: 16

約数和(自身を含む): 163819260

約数和(自身を除く): 76620532

約数列:

[1, 2, 4, 8, 521, 1042, 2084, 4168, 20921, 41842, 83684, 167368, 10899841, 21799682, 43599364, 87198728]

約数ペア:

[(1, 87198728), (2, 43599364), (4, 21799682), (8, 10899841), (521, 167368), (1042, 83684), (2084, 41842), (4168, 20921)]