289328115

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{503}}^1\times {\mathrm{1237}}^1$

素因数の和:1779

約数の個数: 32

約数和(自身を含む): 479195136

約数和(自身を除く): 189867021

約数列:

[1, 3, 5, 15, 31, 93, 155, 465, 503, 1237, 1509, 2515, 3711, 6185, 7545, 15593, 18555, 38347, 46779, 77965, 115041, 191735, 233895, 575205, 622211, 1866633, 3111055, 9333165, 19288541, 57865623, 96442705, 289328115]

約数ペア:

[(1, 289328115), (3, 96442705), (5, 57865623), (15, 19288541), (31, 9333165), (93, 3111055), (155, 1866633), (465, 622211), (503, 575205), (1237, 233895), (1509, 191735), (2515, 115041), (3711, 77965), (6185, 46779), (7545, 38347), (15593, 18555)]