31312015

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{28859}}^1$

素因数の和:28902

約数の個数: 16

約数和(自身を含む): 44328960

約数和(自身を除く): 13016945

約数列:

[1, 5, 7, 31, 35, 155, 217, 1085, 28859, 144295, 202013, 894629, 1010065, 4473145, 6262403, 31312015]

約数ペア:

[(1, 31312015), (5, 6262403), (7, 4473145), (31, 1010065), (35, 894629), (155, 202013), (217, 144295), (1085, 28859)]