31386135

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{853}}^1$

素因数の和:1095

約数の個数: 32

約数和(自身を含む): 55093248

約数和(自身を除く): 23707113

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 223, 669, 853, 1115, 2453, 2559, 3345, 4265, 7359, 9383, 12265, 12795, 28149, 36795, 46915, 140745, 190219, 570657, 951095, 2092409, 2853285, 6277227, 10462045, 31386135]

約数ペア:

[(1, 31386135), (3, 10462045), (5, 6277227), (11, 2853285), (15, 2092409), (33, 951095), (55, 570657), (165, 190219), (223, 140745), (669, 46915), (853, 36795), (1115, 28149), (2453, 12795), (2559, 12265), (3345, 9383), (4265, 7359)]