201313305

素因数分解:

$3^2\times 5^1\times {\mathrm{821}}^1\times {\mathrm{5449}}^1$

素因数の和:6281

約数の個数: 24

約数和(自身を含む): 349432200

約数和(自身を除く): 148118895

約数列:

[1, 3, 5, 9, 15, 45, 821, 2463, 4105, 5449, 7389, 12315, 16347, 27245, 36945, 49041, 81735, 245205, 4473629, 13420887, 22368145, 40262661, 67104435, 201313305]

約数ペア:

[(1, 201313305), (3, 67104435), (5, 40262661), (9, 22368145), (15, 13420887), (45, 4473629), (821, 245205), (2463, 81735), (4105, 49041), (5449, 36945), (7389, 27245), (12315, 16347)]