65825217

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{18899}}^1$

素因数の和:18954

約数の個数: 20

約数和(自身を含む): 100623600

約数和(自身を除く): 34798383

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 18899, 56697, 170091, 510273, 812657, 1530819, 2437971, 7313913, 21941739, 65825217]

約数ペア:

[(1, 65825217), (3, 21941739), (9, 7313913), (27, 2437971), (43, 1530819), (81, 812657), (129, 510273), (387, 170091), (1161, 56697), (3483, 18899)]