131428305

素因数分解:

$3^3\times 5^1\times {\mathrm{937}}^1\times {\mathrm{1039}}^1$

素因数の和:1990

約数の個数: 32

約数和(自身を含む): 234124800

約数和(自身を除く): 102696495

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 937, 1039, 2811, 3117, 4685, 5195, 8433, 9351, 14055, 15585, 25299, 28053, 42165, 46755, 126495, 140265, 973543, 2920629, 4867715, 8761887, 14603145, 26285661, 43809435, 131428305]

約数ペア:

[(1, 131428305), (3, 43809435), (5, 26285661), (9, 14603145), (15, 8761887), (27, 4867715), (45, 2920629), (135, 973543), (937, 140265), (1039, 126495), (2811, 46755), (3117, 42165), (4685, 28053), (5195, 25299), (8433, 15585), (9351, 14055)]