31971290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{743}}^1$

素因数の和:1094

約数の個数: 32

約数和(自身を含む): 62246016

約数和(自身を除く): 30274726

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 331, 662, 743, 1486, 1655, 3310, 3715, 4303, 7430, 8606, 9659, 19318, 21515, 43030, 48295, 96590, 245933, 491866, 1229665, 2459330, 3197129, 6394258, 15985645, 31971290]

約数ペア:

[(1, 31971290), (2, 15985645), (5, 6394258), (10, 3197129), (13, 2459330), (26, 1229665), (65, 491866), (130, 245933), (331, 96590), (662, 48295), (743, 43030), (1486, 21515), (1655, 19318), (3310, 9659), (3715, 8606), (4303, 7430)]