420898154

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{1123}}^1\times {\mathrm{2797}}^1$

素因数の和:3989

約数の個数: 16

約数和(自身を含む): 641570208

約数和(自身を除く): 220672054

約数列:

[1, 2, 67, 134, 1123, 2246, 2797, 5594, 75241, 150482, 187399, 374798, 3141031, 6282062, 210449077, 420898154]

約数ペア:

[(1, 420898154), (2, 210449077), (67, 6282062), (134, 3141031), (1123, 374798), (2246, 187399), (2797, 150482), (5594, 75241)]