39666207

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{227}}^1$

素因数の和:447

約数の個数: 32

約数和(自身を含む): 62249472

約数和(自身を除く): 22583265

約数列:

[1, 3, 7, 21, 53, 157, 159, 227, 371, 471, 681, 1099, 1113, 1589, 3297, 4767, 8321, 12031, 24963, 35639, 36093, 58247, 84217, 106917, 174741, 249473, 252651, 748419, 1888867, 5666601, 13222069, 39666207]

約数ペア:

[(1, 39666207), (3, 13222069), (7, 5666601), (21, 1888867), (53, 748419), (157, 252651), (159, 249473), (227, 174741), (371, 106917), (471, 84217), (681, 58247), (1099, 36093), (1113, 35639), (1589, 24963), (3297, 12031), (4767, 8321)]