1971296054

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{2687}}^1$

素因数の和:2877

約数の個数: 64

約数和(自身を含む): 3793305600

約数和(自身を除く): 1822009546

約数列:

[1, 2, 7, 13, 14, 26, 29, 58, 91, 139, 182, 203, 278, 377, 406, 754, 973, 1807, 1946, 2639, 2687, 3614, 4031, 5278, 5374, 8062, 12649, 18809, 25298, 28217, 34931, 37618, 52403, 56434, 69862, 77923, 104806, 155846, 244517, 366821, 373493, 489034, 545461, 733642, 746986, 1012999, 1090922, 2025998, 2614451, 4855409, 5228902, 7090993, 9710818, 10831297, 14181986, 21662594, 33987863, 67975726, 75819079, 140806861, 151638158, 281613722, 985648027, 1971296054]

約数ペア:

[(1, 1971296054), (2, 985648027), (7, 281613722), (13, 151638158), (14, 140806861), (26, 75819079), (29, 67975726), (58, 33987863), (91, 21662594), (139, 14181986), (182, 10831297), (203, 9710818), (278, 7090993), (377, 5228902), (406, 4855409), (754, 2614451), (973, 2025998), (1807, 1090922), (1946, 1012999), (2639, 746986), (2687, 733642), (3614, 545461), (4031, 489034), (5278, 373493), (5374, 366821), (8062, 244517), (12649, 155846), (18809, 104806), (25298, 77923), (28217, 69862), (34931, 56434), (37618, 52403)]