31252572

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1553}}^1$

素因数の和:1619

約数の個数: 72

約数和(自身を含む): 87111024

約数和(自身を除く): 55858452

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 43, 52, 78, 86, 117, 129, 156, 172, 234, 258, 387, 468, 516, 559, 774, 1118, 1548, 1553, 1677, 2236, 3106, 3354, 4659, 5031, 6212, 6708, 9318, 10062, 13977, 18636, 20124, 20189, 27954, 40378, 55908, 60567, 66779, 80756, 121134, 133558, 181701, 200337, 242268, 267116, 363402, 400674, 601011, 726804, 801348, 868127, 1202022, 1736254, 2404044, 2604381, 3472508, 5208762, 7813143, 10417524, 15626286, 31252572]

約数ペア:

[(1, 31252572), (2, 15626286), (3, 10417524), (4, 7813143), (6, 5208762), (9, 3472508), (12, 2604381), (13, 2404044), (18, 1736254), (26, 1202022), (36, 868127), (39, 801348), (43, 726804), (52, 601011), (78, 400674), (86, 363402), (117, 267116), (129, 242268), (156, 200337), (172, 181701), (234, 133558), (258, 121134), (387, 80756), (468, 66779), (516, 60567), (559, 55908), (774, 40378), (1118, 27954), (1548, 20189), (1553, 20124), (1677, 18636), (2236, 13977), (3106, 10062), (3354, 9318), (4659, 6708), (5031, 6212)]