31114215

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{263}}^1$

素因数の和:524

約数の個数: 48

約数和(自身を含む): 59304960

約数和(自身を除く): 28190745

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 239, 263, 495, 717, 789, 1195, 1315, 2151, 2367, 2629, 2893, 3585, 3945, 7887, 8679, 10755, 11835, 13145, 14465, 23661, 26037, 39435, 43395, 62857, 118305, 130185, 188571, 314285, 565713, 691427, 942855, 2074281, 2828565, 3457135, 6222843, 10371405, 31114215]

約数ペア:

[(1, 31114215), (3, 10371405), (5, 6222843), (9, 3457135), (11, 2828565), (15, 2074281), (33, 942855), (45, 691427), (55, 565713), (99, 314285), (165, 188571), (239, 130185), (263, 118305), (495, 62857), (717, 43395), (789, 39435), (1195, 26037), (1315, 23661), (2151, 14465), (2367, 13145), (2629, 11835), (2893, 10755), (3585, 8679), (3945, 7887)]