243061775

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{4229}}^1$

素因数の和:4280

約数の個数: 36

約数和(自身を含む): 348805800

約数和(自身を除く): 105744025

約数列:

[1, 5, 11, 19, 25, 55, 95, 121, 209, 275, 475, 605, 1045, 2299, 3025, 4229, 5225, 11495, 21145, 46519, 57475, 80351, 105725, 232595, 401755, 511709, 883861, 1162975, 2008775, 2558545, 4419305, 9722471, 12792725, 22096525, 48612355, 243061775]

約数ペア:

[(1, 243061775), (5, 48612355), (11, 22096525), (19, 12792725), (25, 9722471), (55, 4419305), (95, 2558545), (121, 2008775), (209, 1162975), (275, 883861), (475, 511709), (605, 401755), (1045, 232595), (2299, 105725), (3025, 80351), (4229, 57475), (5225, 46519), (11495, 21145)]