203208145

素因数分解:

$5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{10499}}^1$

素因数の和:10597

約数の個数: 24

約数和(自身を含む): 287280000

約数和(自身を除く): 84071855

約数列:

[1, 5, 7, 35, 49, 79, 245, 395, 553, 2765, 3871, 10499, 19355, 52495, 73493, 367465, 514451, 829421, 2572255, 4147105, 5805947, 29029735, 40641629, 203208145]

約数ペア:

[(1, 203208145), (5, 40641629), (7, 29029735), (35, 5805947), (49, 4147105), (79, 2572255), (245, 829421), (395, 514451), (553, 367465), (2765, 73493), (3871, 52495), (10499, 19355)]