139885408

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{336263}}^1$

素因数の和:336286

約数の個数: 24

約数和(自身を含む): 296584848

約数和(自身を除く): 156699440

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 336263, 672526, 1345052, 2690104, 4371419, 5380208, 8742838, 10760416, 17485676, 34971352, 69942704, 139885408]

約数ペア:

[(1, 139885408), (2, 69942704), (4, 34971352), (8, 17485676), (13, 10760416), (16, 8742838), (26, 5380208), (32, 4371419), (52, 2690104), (104, 1345052), (208, 672526), (416, 336263)]