1667889987

素因数分解:

$3^1\times {\mathrm{47}}^2\times {\mathrm{109}}^1\times {\mathrm{2309}}^1$

素因数の和:2515

約数の個数: 24

約数和(自身を含む): 2294014800

約数和(自身を除く): 626124813

約数列:

[1, 3, 47, 109, 141, 327, 2209, 2309, 5123, 6627, 6927, 15369, 108523, 240781, 251681, 325569, 722343, 755043, 5100581, 11829007, 15301743, 35487021, 555963329, 1667889987]

約数ペア:

[(1, 1667889987), (3, 555963329), (47, 35487021), (109, 15301743), (141, 11829007), (327, 5100581), (2209, 755043), (2309, 722343), (5123, 325569), (6627, 251681), (6927, 240781), (15369, 108523)]