201021495

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{5657}}^1$

素因数の和:5791

約数の個数: 32

約数和(自身を含む): 338936832

約数和(自身を除く): 137915337

約数列:

[1, 3, 5, 15, 23, 69, 103, 115, 309, 345, 515, 1545, 2369, 5657, 7107, 11845, 16971, 28285, 35535, 84855, 130111, 390333, 582671, 650555, 1748013, 1951665, 2913355, 8740065, 13401433, 40204299, 67007165, 201021495]

約数ペア:

[(1, 201021495), (3, 67007165), (5, 40204299), (15, 13401433), (23, 8740065), (69, 2913355), (103, 1951665), (115, 1748013), (309, 650555), (345, 582671), (515, 390333), (1545, 130111), (2369, 84855), (5657, 35535), (7107, 28285), (11845, 16971)]