202172901

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{506699}}^1$

素因数の和:506728

約数の個数: 16

約数和(自身を含む): 324288000

約数和(自身を除く): 122115099

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 506699, 1520097, 3546893, 9627281, 10640679, 28881843, 67390967, 202172901]

約数ペア:

[(1, 202172901), (3, 67390967), (7, 28881843), (19, 10640679), (21, 9627281), (57, 3546893), (133, 1520097), (399, 506699)]