31162788

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{491}}^1$

素因数の和:585

約数の個数: 72

約数和(自身を含む): 82738656

約数和(自身を除く): 51575868

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 43, 82, 86, 123, 129, 164, 172, 246, 258, 369, 387, 491, 492, 516, 738, 774, 982, 1473, 1476, 1548, 1763, 1964, 2946, 3526, 4419, 5289, 5892, 7052, 8838, 10578, 15867, 17676, 20131, 21113, 21156, 31734, 40262, 42226, 60393, 63339, 63468, 80524, 84452, 120786, 126678, 181179, 190017, 241572, 253356, 362358, 380034, 724716, 760068, 865633, 1731266, 2596899, 3462532, 5193798, 7790697, 10387596, 15581394, 31162788]

約数ペア:

[(1, 31162788), (2, 15581394), (3, 10387596), (4, 7790697), (6, 5193798), (9, 3462532), (12, 2596899), (18, 1731266), (36, 865633), (41, 760068), (43, 724716), (82, 380034), (86, 362358), (123, 253356), (129, 241572), (164, 190017), (172, 181179), (246, 126678), (258, 120786), (369, 84452), (387, 80524), (491, 63468), (492, 63339), (516, 60393), (738, 42226), (774, 40262), (982, 31734), (1473, 21156), (1476, 21113), (1548, 20131), (1763, 17676), (1964, 15867), (2946, 10578), (3526, 8838), (4419, 7052), (5289, 5892)]