249900975

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{38299}}^1$

素因数の和:38344

約数の個数: 36

約数和(自身を含む): 463047000

約数和(自身を除く): 213146025

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 75, 87, 145, 225, 261, 435, 725, 1305, 2175, 6525, 38299, 114897, 191495, 344691, 574485, 957475, 1110671, 1723455, 2872425, 3332013, 5553355, 8617275, 9996039, 16660065, 27766775, 49980195, 83300325, 249900975]

約数ペア:

[(1, 249900975), (3, 83300325), (5, 49980195), (9, 27766775), (15, 16660065), (25, 9996039), (29, 8617275), (45, 5553355), (75, 3332013), (87, 2872425), (145, 1723455), (225, 1110671), (261, 957475), (435, 574485), (725, 344691), (1305, 191495), (2175, 114897), (6525, 38299)]