28210011

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{6899}}^1$

素因数の和:6978

約数の個数: 16

約数和(自身を含む): 39744000

約数和(自身を除く): 11533989

約数列:

[1, 3, 29, 47, 87, 141, 1363, 4089, 6899, 20697, 200071, 324253, 600213, 972759, 9403337, 28210011]

約数ペア:

[(1, 28210011), (3, 9403337), (29, 972759), (47, 600213), (87, 324253), (141, 200071), (1363, 20697), (4089, 6899)]