19246425

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{569}}^1$

素因数の和:634

約数の個数: 48

約数和(自身を含む): 35622720

約数和(自身を除く): 16376295

約数列:

[1, 3, 5, 11, 15, 25, 33, 41, 55, 75, 123, 165, 205, 275, 451, 569, 615, 825, 1025, 1353, 1707, 2255, 2845, 3075, 6259, 6765, 8535, 11275, 14225, 18777, 23329, 31295, 33825, 42675, 69987, 93885, 116645, 156475, 256619, 349935, 469425, 583225, 769857, 1283095, 1749675, 3849285, 6415475, 19246425]

約数ペア:

[(1, 19246425), (3, 6415475), (5, 3849285), (11, 1749675), (15, 1283095), (25, 769857), (33, 583225), (41, 469425), (55, 349935), (75, 256619), (123, 156475), (165, 116645), (205, 93885), (275, 69987), (451, 42675), (569, 33825), (615, 31295), (825, 23329), (1025, 18777), (1353, 14225), (1707, 11275), (2255, 8535), (2845, 6765), (3075, 6259)]