31616364

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{521}}^1$

素因数の和:930

約数の個数: 48

約数和(自身を含む): 79803360

約数和(自身を除く): 48186996

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 389, 521, 778, 1042, 1167, 1556, 1563, 2084, 2334, 3126, 4668, 5057, 6252, 6773, 10114, 13546, 15171, 20228, 20319, 27092, 30342, 40638, 60684, 81276, 202669, 405338, 608007, 810676, 1216014, 2432028, 2634697, 5269394, 7904091, 10538788, 15808182, 31616364]

約数ペア:

[(1, 31616364), (2, 15808182), (3, 10538788), (4, 7904091), (6, 5269394), (12, 2634697), (13, 2432028), (26, 1216014), (39, 810676), (52, 608007), (78, 405338), (156, 202669), (389, 81276), (521, 60684), (778, 40638), (1042, 30342), (1167, 27092), (1556, 20319), (1563, 20228), (2084, 15171), (2334, 13546), (3126, 10114), (4668, 6773), (5057, 6252)]