31242276

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{277}}^1$

素因数の和:541

約数の個数: 72

約数和(自身を含む): 85709624

約数和(自身を除く): 54467348

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 241, 277, 468, 482, 554, 723, 831, 964, 1108, 1446, 1662, 2169, 2493, 2892, 3133, 3324, 3601, 4338, 4986, 6266, 7202, 8676, 9399, 9972, 10803, 12532, 14404, 18798, 21606, 28197, 32409, 37596, 43212, 56394, 64818, 66757, 112788, 129636, 133514, 200271, 267028, 400542, 600813, 801084, 867841, 1201626, 1735682, 2403252, 2603523, 3471364, 5207046, 7810569, 10414092, 15621138, 31242276]

約数ペア:

[(1, 31242276), (2, 15621138), (3, 10414092), (4, 7810569), (6, 5207046), (9, 3471364), (12, 2603523), (13, 2403252), (18, 1735682), (26, 1201626), (36, 867841), (39, 801084), (52, 600813), (78, 400542), (117, 267028), (156, 200271), (234, 133514), (241, 129636), (277, 112788), (468, 66757), (482, 64818), (554, 56394), (723, 43212), (831, 37596), (964, 32409), (1108, 28197), (1446, 21606), (1662, 18798), (2169, 14404), (2493, 12532), (2892, 10803), (3133, 9972), (3324, 9399), (3601, 8676), (4338, 7202), (4986, 6266)]