353367

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:163

約数の個数: 24

約数和(自身を含む): 599040

約数和(自身を除く): 245673

約数列:

[1, 3, 7, 9, 21, 63, 71, 79, 213, 237, 497, 553, 639, 711, 1491, 1659, 4473, 4977, 5609, 16827, 39263, 50481, 117789, 353367]

約数ペア:

[(1, 353367), (3, 117789), (7, 50481), (9, 39263), (21, 16827), (63, 5609), (71, 4977), (79, 4473), (213, 1659), (237, 1491), (497, 711), (553, 639)]