487485

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1$

素因数の和:194

約数の個数: 32

約数和(自身を含む): 910080

約数和(自身を除く): 422595

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 135, 157, 207, 345, 471, 621, 785, 1035, 1413, 2355, 3105, 3611, 4239, 7065, 10833, 18055, 21195, 32499, 54165, 97497, 162495, 487485]

約数ペア:

[(1, 487485), (3, 162495), (5, 97497), (9, 54165), (15, 32499), (23, 21195), (27, 18055), (45, 10833), (69, 7065), (115, 4239), (135, 3611), (157, 3105), (207, 2355), (345, 1413), (471, 1035), (621, 785)]