31381870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{853}}^1$

素因数の和:1156

約数の個数: 32

約数和(自身を含む): 61119072

約数和(自身を除く): 29737202

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 283, 566, 853, 1415, 1706, 2830, 3679, 4265, 7358, 8530, 11089, 18395, 22178, 36790, 55445, 110890, 241399, 482798, 1206995, 2413990, 3138187, 6276374, 15690935, 31381870]

約数ペア:

[(1, 31381870), (2, 15690935), (5, 6276374), (10, 3138187), (13, 2413990), (26, 1206995), (65, 482798), (130, 241399), (283, 110890), (566, 55445), (853, 36790), (1415, 22178), (1706, 18395), (2830, 11089), (3679, 8530), (4265, 7358)]