631197

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1$

素因数の和:289

約数の個数: 24

約数和(自身を含む): 1070784

約数和(自身を除く): 439587

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 233, 301, 387, 699, 903, 1631, 2097, 2709, 4893, 10019, 14679, 30057, 70133, 90171, 210399, 631197]

約数ペア:

[(1, 631197), (3, 210399), (7, 90171), (9, 70133), (21, 30057), (43, 14679), (63, 10019), (129, 4893), (233, 2709), (301, 2097), (387, 1631), (699, 903)]