172823456

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{31957}}^1$

素因数の和:31993

約数の個数: 36

約数和(自身を含む): 368443782

約数和(自身を除く): 195620326

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 169, 208, 338, 416, 676, 1352, 2704, 5408, 31957, 63914, 127828, 255656, 415441, 511312, 830882, 1022624, 1661764, 3323528, 5400733, 6647056, 10801466, 13294112, 21602932, 43205864, 86411728, 172823456]

約数ペア:

[(1, 172823456), (2, 86411728), (4, 43205864), (8, 21602932), (13, 13294112), (16, 10801466), (26, 6647056), (32, 5400733), (52, 3323528), (104, 1661764), (169, 1022624), (208, 830882), (338, 511312), (416, 415441), (676, 255656), (1352, 127828), (2704, 63914), (5408, 31957)]