870865911

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{2143}}^1$

素因数の和:2357

約数の個数: 40

約数和(自身を含む): 1354193280

約数和(自身を除く): 483327369

約数列:

[1, 3, 9, 27, 29, 81, 87, 173, 261, 519, 783, 1557, 2143, 2349, 4671, 5017, 6429, 14013, 15051, 19287, 45153, 57861, 62147, 135459, 173583, 186441, 370739, 406377, 559323, 1112217, 1677969, 3336651, 5033907, 10009953, 10751431, 30029859, 32254293, 96762879, 290288637, 870865911]

約数ペア:

[(1, 870865911), (3, 290288637), (9, 96762879), (27, 32254293), (29, 30029859), (81, 10751431), (87, 10009953), (173, 5033907), (261, 3336651), (519, 1677969), (783, 1112217), (1557, 559323), (2143, 406377), (2349, 370739), (4671, 186441), (5017, 173583), (6429, 135459), (14013, 62147), (15051, 57861), (19287, 45153)]