664408089

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{264599}}^1$

素因数の和:264642

約数の個数: 20

約数和(自身を含む): 1024531200

約数和(自身を除く): 360123111

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 264599, 793797, 2381391, 7144173, 8202569, 21432519, 24607707, 73823121, 221469363, 664408089]

約数ペア:

[(1, 664408089), (3, 221469363), (9, 73823121), (27, 24607707), (31, 21432519), (81, 8202569), (93, 7144173), (279, 2381391), (837, 793797), (2511, 264599)]