858444723

素因数分解:

$3^4\times {\mathrm{349}}^1\times {\mathrm{30367}}^1$

素因数の和:30728

約数の個数: 20

約数和(自身を含む): 1286084800

約数和(自身を除く): 427640077

約数列:

[1, 3, 9, 27, 81, 349, 1047, 3141, 9423, 28269, 30367, 91101, 273303, 819909, 2459727, 10598083, 31794249, 95382747, 286148241, 858444723]

約数ペア:

[(1, 858444723), (3, 286148241), (9, 95382747), (27, 31794249), (81, 10598083), (349, 2459727), (1047, 819909), (3141, 273303), (9423, 91101), (28269, 30367)]