1216331390

素因数分解:

$2^1\times 5^1\times {\mathrm{2797}}^1\times {\mathrm{43487}}^1$

素因数の和:46291

約数の個数: 16

約数和(自身を含む): 2190229632

約数和(自身を除く): 973898242

約数列:

[1, 2, 5, 10, 2797, 5594, 13985, 27970, 43487, 86974, 217435, 434870, 121633139, 243266278, 608165695, 1216331390]

約数ペア:

[(1, 1216331390), (2, 608165695), (5, 243266278), (10, 121633139), (2797, 434870), (5594, 217435), (13985, 86974), (27970, 43487)]