31118490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{26597}}^1$

素因数の和:26623

約数の個数: 48

約数和(自身を含む): 87135048

約数和(自身を除く): 56016558

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 26597, 53194, 79791, 132985, 159582, 239373, 265970, 345761, 398955, 478746, 691522, 797910, 1037283, 1196865, 1728805, 2074566, 2393730, 3111849, 3457610, 5186415, 6223698, 10372830, 15559245, 31118490]

約数ペア:

[(1, 31118490), (2, 15559245), (3, 10372830), (5, 6223698), (6, 5186415), (9, 3457610), (10, 3111849), (13, 2393730), (15, 2074566), (18, 1728805), (26, 1196865), (30, 1037283), (39, 797910), (45, 691522), (65, 478746), (78, 398955), (90, 345761), (117, 265970), (130, 239373), (195, 159582), (234, 132985), (390, 79791), (585, 53194), (1170, 26597)]