31120838

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71707}}^1$

素因数の和:71747

約数の個数: 16

約数和(自身を含む): 55071744

約数和(自身を除く): 23950906

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 71707, 143414, 501949, 1003898, 2222917, 4445834, 15560419, 31120838]

約数ペア:

[(1, 31120838), (2, 15560419), (7, 4445834), (14, 2222917), (31, 1003898), (62, 501949), (217, 143414), (434, 71707)]