64575387

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{25717}}^1$

素因数の和:25760

約数の個数: 20

約数和(自身を含む): 99580096

約数和(自身を除く): 35004709

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 25717, 77151, 231453, 694359, 797227, 2083077, 2391681, 7175043, 21525129, 64575387]

約数ペア:

[(1, 64575387), (3, 21525129), (9, 7175043), (27, 2391681), (31, 2083077), (81, 797227), (93, 694359), (279, 231453), (837, 77151), (2511, 25717)]