39429416

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{1399}}^1$

素因数の和:1689

約数の個数: 32

約数和(自身を含む): 79968000

約数和(自身を除く): 40538584

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 271, 542, 1084, 1399, 2168, 2798, 3523, 5596, 7046, 11192, 14092, 18187, 28184, 36374, 72748, 145496, 379129, 758258, 1516516, 3033032, 4928677, 9857354, 19714708, 39429416]

約数ペア:

[(1, 39429416), (2, 19714708), (4, 9857354), (8, 4928677), (13, 3033032), (26, 1516516), (52, 758258), (104, 379129), (271, 145496), (542, 72748), (1084, 36374), (1399, 28184), (2168, 18187), (2798, 14092), (3523, 11192), (5596, 7046)]