67899728

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{326441}}^1$

素因数の和:326462

約数の個数: 20

約数和(自身を含む): 141675828

約数和(自身を除く): 73776100

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 326441, 652882, 1305764, 2611528, 4243733, 5223056, 8487466, 16974932, 33949864, 67899728]

約数ペア:

[(1, 67899728), (2, 33949864), (4, 16974932), (8, 8487466), (13, 5223056), (16, 4243733), (26, 2611528), (52, 1305764), (104, 652882), (208, 326441)]