138939191

素因数分解:

${\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{991}}^1$

素因数の和:1214

約数の個数: 16

約数和(自身を含む): 150466560

約数和(自身を除く): 11527369

約数列:

[1, 19, 47, 157, 893, 991, 2983, 7379, 18829, 46577, 140201, 155587, 884963, 2956153, 7312589, 138939191]

約数ペア:

[(1, 138939191), (19, 7312589), (47, 2956153), (157, 884963), (893, 155587), (991, 140201), (2983, 46577), (7379, 18829)]