12787533

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{3491}}^1$

素因数の和:3545

約数の個数: 24

約数和(自身を含む): 20700576

約数和(自身を除く): 7913043

約数列:

[1, 3, 9, 11, 33, 37, 99, 111, 333, 407, 1221, 3491, 3663, 10473, 31419, 38401, 115203, 129167, 345609, 387501, 1162503, 1420837, 4262511, 12787533]

約数ペア:

[(1, 12787533), (3, 4262511), (9, 1420837), (11, 1162503), (33, 387501), (37, 345609), (99, 129167), (111, 115203), (333, 38401), (407, 31419), (1221, 10473), (3491, 3663)]