64545993

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{331}}^1\times {\mathrm{461}}^1$

素因数の和:845

約数の個数: 24

約数和(自身を含む): 95711616

約数和(自身を除く): 31165623

約数列:

[1, 3, 9, 47, 141, 331, 423, 461, 993, 1383, 2979, 4149, 15557, 21667, 46671, 65001, 140013, 152591, 195003, 457773, 1373319, 7171777, 21515331, 64545993]

約数ペア:

[(1, 64545993), (3, 21515331), (9, 7171777), (47, 1373319), (141, 457773), (331, 195003), (423, 152591), (461, 140013), (993, 65001), (1383, 46671), (2979, 21667), (4149, 15557)]