215985156

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{620647}}^1$

素因数の和:620683

約数の個数: 24

約数和(自身を含む): 521344320

約数和(自身を除く): 305359164

約数列:

[1, 2, 3, 4, 6, 12, 29, 58, 87, 116, 174, 348, 620647, 1241294, 1861941, 2482588, 3723882, 7447764, 17998763, 35997526, 53996289, 71995052, 107992578, 215985156]

約数ペア:

[(1, 215985156), (2, 107992578), (3, 71995052), (4, 53996289), (6, 35997526), (12, 17998763), (29, 7447764), (58, 3723882), (87, 2482588), (116, 1861941), (174, 1241294), (348, 620647)]