728528085

素因数分解:

$3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{93581}}^1$

素因数の和:93765

約数の個数: 24

約数和(自身を含む): 1270094904

約数和(自身を除く): 541566819

約数列:

[1, 3, 5, 9, 15, 45, 173, 519, 865, 1557, 2595, 7785, 93581, 280743, 467905, 842229, 1403715, 4211145, 16189513, 48568539, 80947565, 145705617, 242842695, 728528085]

約数ペア:

[(1, 728528085), (3, 242842695), (5, 145705617), (9, 80947565), (15, 48568539), (45, 16189513), (173, 4211145), (519, 1403715), (865, 842229), (1557, 467905), (2595, 280743), (7785, 93581)]