31631535

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{389}}^1$

素因数の和:552

約数の個数: 48

約数和(自身を含む): 59623200

約数和(自身を除く): 27991665

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 139, 195, 389, 417, 585, 695, 1167, 1251, 1807, 1945, 2085, 3501, 5057, 5421, 5835, 6255, 9035, 15171, 16263, 17505, 25285, 27105, 45513, 54071, 75855, 81315, 162213, 227565, 270355, 486639, 702923, 811065, 2108769, 2433195, 3514615, 6326307, 10543845, 31631535]

約数ペア:

[(1, 31631535), (3, 10543845), (5, 6326307), (9, 3514615), (13, 2433195), (15, 2108769), (39, 811065), (45, 702923), (65, 486639), (117, 270355), (139, 227565), (195, 162213), (389, 81315), (417, 75855), (585, 54071), (695, 45513), (1167, 27105), (1251, 25285), (1807, 17505), (1945, 16263), (2085, 15171), (3501, 9035), (5057, 6255), (5421, 5835)]