9855999

素因数分解:

$3^4\times {\mathrm{271}}^1\times {\mathrm{449}}^1$

素因数の和:732

約数の個数: 20

約数和(自身を含む): 14810400

約数和(自身を除く): 4954401

約数列:

[1, 3, 9, 27, 81, 271, 449, 813, 1347, 2439, 4041, 7317, 12123, 21951, 36369, 121679, 365037, 1095111, 3285333, 9855999]

約数ペア:

[(1, 9855999), (3, 3285333), (9, 1095111), (27, 365037), (81, 121679), (271, 36369), (449, 21951), (813, 12123), (1347, 7317), (2439, 4041)]