2550807

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2131}}^1$

素因数の和:2163

約数の個数: 24

約数和(自身を含む): 4434560

約数和(自身を除く): 1883753

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 2131, 6393, 14917, 19179, 40489, 44751, 121467, 134253, 283423, 364401, 850269, 2550807]

約数ペア:

[(1, 2550807), (3, 850269), (7, 364401), (9, 283423), (19, 134253), (21, 121467), (57, 44751), (63, 40489), (133, 19179), (171, 14917), (399, 6393), (1197, 2131)]