409804928

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{246277}}^1$

素因数の和:246304

約数の個数: 32

約数和(自身を含む): 879212460

約数和(自身を除く): 469407532

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 246277, 492554, 985108, 1970216, 3201601, 3940432, 6403202, 7880864, 12806404, 15761728, 25612808, 31523456, 51225616, 102451232, 204902464, 409804928]

約数ペア:

[(1, 409804928), (2, 204902464), (4, 102451232), (8, 51225616), (13, 31523456), (16, 25612808), (26, 15761728), (32, 12806404), (52, 7880864), (64, 6403202), (104, 3940432), (128, 3201601), (208, 1970216), (416, 985108), (832, 492554), (1664, 246277)]