420512883

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{17863}}^1$

素因数の和:17951

約数の個数: 32

約数和(自身を含む): 685977600

約数和(自身を除く): 265464717

約数列:

[1, 3, 7, 19, 21, 57, 59, 133, 177, 399, 413, 1121, 1239, 3363, 7847, 17863, 23541, 53589, 125041, 339397, 375123, 1018191, 1053917, 2375779, 3161751, 7127337, 7377419, 20024423, 22132257, 60073269, 140170961, 420512883]

約数ペア:

[(1, 420512883), (3, 140170961), (7, 60073269), (19, 22132257), (21, 20024423), (57, 7377419), (59, 7127337), (133, 3161751), (177, 2375779), (399, 1053917), (413, 1018191), (1121, 375123), (1239, 339397), (3363, 125041), (7847, 53589), (17863, 23541)]