1299159

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{373}}^1$

素因数の和:428

約数の個数: 20

約数和(自身を含む): 1991176

約数和(自身を除く): 692017

約数列:

[1, 3, 9, 27, 43, 81, 129, 373, 387, 1119, 1161, 3357, 3483, 10071, 16039, 30213, 48117, 144351, 433053, 1299159]

約数ペア:

[(1, 1299159), (3, 433053), (9, 144351), (27, 48117), (43, 30213), (81, 16039), (129, 10071), (373, 3483), (387, 3357), (1119, 1161)]