920741013

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{366683}}^1$

素因数の和:366726

約数の個数: 20

約数和(自身を含む): 1419800448

約数和(自身を除く): 499059435

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 366683, 1100049, 3300147, 9900441, 11367173, 29701323, 34101519, 102304557, 306913671, 920741013]

約数ペア:

[(1, 920741013), (3, 306913671), (9, 102304557), (27, 34101519), (31, 29701323), (81, 11367173), (93, 9900441), (279, 3300147), (837, 1100049), (2511, 366683)]