419760939

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1\times {\mathrm{1787}}^1$

素因数の和:2139

約数の個数: 32

約数和(自身を含む): 636814080

約数和(自身を除く): 217053141

約数列:

[1, 3, 13, 19, 39, 57, 247, 317, 741, 951, 1787, 4121, 5361, 6023, 12363, 18069, 23231, 33953, 69693, 78299, 101859, 234897, 441389, 566479, 1324167, 1699437, 7364227, 10763101, 22092681, 32289303, 139920313, 419760939]

約数ペア:

[(1, 419760939), (3, 139920313), (13, 32289303), (19, 22092681), (39, 10763101), (57, 7364227), (247, 1699437), (317, 1324167), (741, 566479), (951, 441389), (1787, 234897), (4121, 101859), (5361, 78299), (6023, 69693), (12363, 33953), (18069, 23231)]