139496721

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{2251}}^1$

素因数の和:2501

約数の個数: 32

約数和(自身を含む): 230028288

約数和(自身を除く): 90531567

約数列:

[1, 3, 7, 13, 21, 39, 91, 227, 273, 681, 1589, 2251, 2951, 4767, 6753, 8853, 15757, 20657, 29263, 47271, 61971, 87789, 204841, 510977, 614523, 1532931, 3576839, 6642701, 10730517, 19928103, 46498907, 139496721]

約数ペア:

[(1, 139496721), (3, 46498907), (7, 19928103), (13, 10730517), (21, 6642701), (39, 3576839), (91, 1532931), (227, 614523), (273, 510977), (681, 204841), (1589, 87789), (2251, 61971), (2951, 47271), (4767, 29263), (6753, 20657), (8853, 15757)]