1398627

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{557}}^1$

素因数の和:600

約数の個数: 20

約数和(自身を含む): 2160576

約数和(自身を除く): 761949

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 557, 837, 1671, 2511, 5013, 15039, 17267, 45117, 51801, 155403, 466209, 1398627]

約数ペア:

[(1, 1398627), (3, 466209), (9, 155403), (27, 51801), (31, 45117), (81, 17267), (93, 15039), (279, 5013), (557, 2511), (837, 1671)]