8778275

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{233}}^1$

素因数の和:391

約数の個数: 24

約数和(自身を含む): 12012624

約数和(自身を除く): 3234349

約数列:

[1, 5, 11, 25, 55, 137, 233, 275, 685, 1165, 1507, 2563, 3425, 5825, 7535, 12815, 31921, 37675, 64075, 159605, 351131, 798025, 1755655, 8778275]

約数ペア:

[(1, 8778275), (5, 1755655), (11, 798025), (25, 351131), (55, 159605), (137, 64075), (233, 37675), (275, 31921), (685, 12815), (1165, 7535), (1507, 5825), (2563, 3425)]