64968399

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{811}}^1$

素因数の和:889

約数の個数: 40

約数和(自身を含む): 103754112

約数和(自身を除く): 38785713

約数列:

[1, 3, 9, 23, 27, 43, 69, 81, 129, 207, 387, 621, 811, 989, 1161, 1863, 2433, 2967, 3483, 7299, 8901, 18653, 21897, 26703, 34873, 55959, 65691, 80109, 104619, 167877, 313857, 503631, 802079, 941571, 1510893, 2406237, 2824713, 7218711, 21656133, 64968399]

約数ペア:

[(1, 64968399), (3, 21656133), (9, 7218711), (23, 2824713), (27, 2406237), (43, 1510893), (69, 941571), (81, 802079), (129, 503631), (207, 313857), (387, 167877), (621, 104619), (811, 80109), (989, 65691), (1161, 55959), (1863, 34873), (2433, 26703), (2967, 21897), (3483, 18653), (7299, 8901)]