678484785

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{52051}}^1$

素因数の和:52149

約数の個数: 32

約数和(自身を含む): 1199278080

約数和(自身を除く): 520793295

約数列:

[1, 3, 5, 11, 15, 33, 55, 79, 165, 237, 395, 869, 1185, 2607, 4345, 13035, 52051, 156153, 260255, 572561, 780765, 1717683, 2862805, 4112029, 8588415, 12336087, 20560145, 45232319, 61680435, 135696957, 226161595, 678484785]

約数ペア:

[(1, 678484785), (3, 226161595), (5, 135696957), (11, 61680435), (15, 45232319), (33, 20560145), (55, 12336087), (79, 8588415), (165, 4112029), (237, 2862805), (395, 1717683), (869, 780765), (1185, 572561), (2607, 260255), (4345, 156153), (13035, 52051)]