31881252

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{204367}}^1$

素因数の和:204387

約数の個数: 24

約数和(自身を含む): 80112256

約数和(自身を除く): 48231004

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 204367, 408734, 613101, 817468, 1226202, 2452404, 2656771, 5313542, 7970313, 10627084, 15940626, 31881252]

約数ペア:

[(1, 31881252), (2, 15940626), (3, 10627084), (4, 7970313), (6, 5313542), (12, 2656771), (13, 2452404), (26, 1226202), (39, 817468), (52, 613101), (78, 408734), (156, 204367)]