207923540690

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{670721099}}^1$

素因数の和:670721137

約数の個数: 16

約数和(自身を含む): 386335353600

約数和(自身を除く): 178411812910

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 670721099, 1341442198, 3353605495, 6707210990, 20792354069, 41584708138, 103961770345, 207923540690]

約数ペア:

[(1, 207923540690), (2, 103961770345), (5, 41584708138), (10, 20792354069), (31, 6707210990), (62, 3353605495), (155, 1341442198), (310, 670721099)]