202020615

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{65063}}^1$

素因数の和:65100

約数の個数: 32

約数和(自身を含む): 374768640

約数和(自身を除く): 172748025

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 135, 207, 345, 621, 1035, 3105, 65063, 195189, 325315, 585567, 975945, 1496449, 1756701, 2927835, 4489347, 7482245, 8783505, 13468041, 22446735, 40404123, 67340205, 202020615]

約数ペア:

[(1, 202020615), (3, 67340205), (5, 40404123), (9, 22446735), (15, 13468041), (23, 8783505), (27, 7482245), (45, 4489347), (69, 2927835), (115, 1756701), (135, 1496449), (207, 975945), (345, 585567), (621, 325315), (1035, 195189), (3105, 65063)]