213676112

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1027289}}^1$

素因数の和:1027310

約数の個数: 20

約数和(自身を含む): 445843860

約数和(自身を除く): 232167748

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1027289, 2054578, 4109156, 8218312, 13354757, 16436624, 26709514, 53419028, 106838056, 213676112]

約数ペア:

[(1, 213676112), (2, 106838056), (4, 53419028), (8, 26709514), (13, 16436624), (16, 13354757), (26, 8218312), (52, 4109156), (104, 2054578), (208, 1027289)]