66575985

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{521}}^1\times {\mathrm{1217}}^1$

素因数の和:1753

約数の個数: 32

約数和(自身を含む): 122072832

約数和(自身を除く): 55496847

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 521, 1217, 1563, 2605, 3647, 3651, 6085, 7815, 8519, 10941, 18235, 18255, 25557, 42595, 54705, 127785, 634057, 1902171, 3170285, 4438399, 9510855, 13315197, 22191995, 66575985]

約数ペア:

[(1, 66575985), (3, 22191995), (5, 13315197), (7, 9510855), (15, 4438399), (21, 3170285), (35, 1902171), (105, 634057), (521, 127785), (1217, 54705), (1563, 42595), (2605, 25557), (3647, 18255), (3651, 18235), (6085, 10941), (7815, 8519)]