31400853

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{251}}^1$

素因数の和:505

約数の個数: 32

約数和(自身を含む): 48771072

約数和(自身を除く): 17370219

約数列:

[1, 3, 11, 17, 33, 51, 187, 223, 251, 561, 669, 753, 2453, 2761, 3791, 4267, 7359, 8283, 11373, 12801, 41701, 46937, 55973, 125103, 140811, 167919, 615703, 951541, 1847109, 2854623, 10466951, 31400853]

約数ペア:

[(1, 31400853), (3, 10466951), (11, 2854623), (17, 1847109), (33, 951541), (51, 615703), (187, 167919), (223, 140811), (251, 125103), (561, 55973), (669, 46937), (753, 41701), (2453, 12801), (2761, 11373), (3791, 8283), (4267, 7359)]