64993671

素因数分解:

$3^4\times {\mathrm{191}}^1\times {\mathrm{4201}}^1$

素因数の和:4404

約数の個数: 20

約数和(自身を含む): 97620864

約数和(自身を除く): 32627193

約数列:

[1, 3, 9, 27, 81, 191, 573, 1719, 4201, 5157, 12603, 15471, 37809, 113427, 340281, 802391, 2407173, 7221519, 21664557, 64993671]

約数ペア:

[(1, 64993671), (3, 21664557), (9, 7221519), (27, 2407173), (81, 802391), (191, 340281), (573, 113427), (1719, 37809), (4201, 15471), (5157, 12603)]