861333

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{607}}^1$

素因数の和:664

約数の個数: 16

約数和(自身を含む): 1284096

約数和(自身を除く): 422763

約数列:

[1, 3, 11, 33, 43, 129, 473, 607, 1419, 1821, 6677, 20031, 26101, 78303, 287111, 861333]

約数ペア:

[(1, 861333), (3, 287111), (11, 78303), (33, 26101), (43, 20031), (129, 6677), (473, 1821), (607, 1419)]