31438275

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{719}}^1$

素因数の和:796

約数の個数: 48

約数和(自身を含む): 57853440

約数和(自身を除く): 26415165

約数列:

[1, 3, 5, 11, 15, 25, 33, 53, 55, 75, 159, 165, 265, 275, 583, 719, 795, 825, 1325, 1749, 2157, 2915, 3595, 3975, 7909, 8745, 10785, 14575, 17975, 23727, 38107, 39545, 43725, 53925, 114321, 118635, 190535, 197725, 419177, 571605, 593175, 952675, 1257531, 2095885, 2858025, 6287655, 10479425, 31438275]

約数ペア:

[(1, 31438275), (3, 10479425), (5, 6287655), (11, 2858025), (15, 2095885), (25, 1257531), (33, 952675), (53, 593175), (55, 571605), (75, 419177), (159, 197725), (165, 190535), (265, 118635), (275, 114321), (583, 53925), (719, 43725), (795, 39545), (825, 38107), (1325, 23727), (1749, 17975), (2157, 14575), (2915, 10785), (3595, 8745), (3975, 7909)]