13259510

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{809}}^1$

素因数の和:976

約数の個数: 32

約数和(自身を含む): 26244000

約数和(自身を除く): 12984490

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 149, 298, 745, 809, 1490, 1618, 1639, 3278, 4045, 8090, 8195, 8899, 16390, 17798, 44495, 88990, 120541, 241082, 602705, 1205410, 1325951, 2651902, 6629755, 13259510]

約数ペア:

[(1, 13259510), (2, 6629755), (5, 2651902), (10, 1325951), (11, 1205410), (22, 602705), (55, 241082), (110, 120541), (149, 88990), (298, 44495), (745, 17798), (809, 16390), (1490, 8899), (1618, 8195), (1639, 8090), (3278, 4045)]