31226481

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1277}}^1$

素因数の和:1326

約数の個数: 48

約数和(自身を含む): 55823040

約数和(自身を除く): 24596559

約数列:

[1, 3, 9, 11, 13, 19, 33, 39, 57, 99, 117, 143, 171, 209, 247, 429, 627, 741, 1277, 1287, 1881, 2223, 2717, 3831, 8151, 11493, 14047, 16601, 24263, 24453, 42141, 49803, 72789, 126423, 149409, 182611, 218367, 266893, 315419, 547833, 800679, 946257, 1643499, 2402037, 2838771, 3469609, 10408827, 31226481]

約数ペア:

[(1, 31226481), (3, 10408827), (9, 3469609), (11, 2838771), (13, 2402037), (19, 1643499), (33, 946257), (39, 800679), (57, 547833), (99, 315419), (117, 266893), (143, 218367), (171, 182611), (209, 149409), (247, 126423), (429, 72789), (627, 49803), (741, 42141), (1277, 24453), (1287, 24263), (1881, 16601), (2223, 14047), (2717, 11493), (3831, 8151)]