213599997

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1861}}^1$

素因数の和:1995

約数の個数: 40

約数和(自身を含む): 346965080

約数和(自身を除く): 133365083

約数列:

[1, 3, 9, 13, 27, 39, 81, 109, 117, 327, 351, 981, 1053, 1417, 1861, 2943, 4251, 5583, 8829, 12753, 16749, 24193, 38259, 50247, 72579, 114777, 150741, 202849, 217737, 608547, 653211, 1825641, 1959633, 2637037, 5476923, 7911111, 16430769, 23733333, 71199999, 213599997]

約数ペア:

[(1, 213599997), (3, 71199999), (9, 23733333), (13, 16430769), (27, 7911111), (39, 5476923), (81, 2637037), (109, 1959633), (117, 1825641), (327, 653211), (351, 608547), (981, 217737), (1053, 202849), (1417, 150741), (1861, 114777), (2943, 72579), (4251, 50247), (5583, 38259), (8829, 24193), (12753, 16749)]