7272531

素因数分解:

$3^3\times 7^2\times {\mathrm{23}}^1\times {\mathrm{239}}^1$

素因数の和:285

約数の個数: 48

約数和(自身を含む): 13132800

約数和(自身を除く): 5860269

約数列:

[1, 3, 7, 9, 21, 23, 27, 49, 63, 69, 147, 161, 189, 207, 239, 441, 483, 621, 717, 1127, 1323, 1449, 1673, 2151, 3381, 4347, 5019, 5497, 6453, 10143, 11711, 15057, 16491, 30429, 35133, 38479, 45171, 49473, 105399, 115437, 148419, 269353, 316197, 346311, 808059, 1038933, 2424177, 7272531]

約数ペア:

[(1, 7272531), (3, 2424177), (7, 1038933), (9, 808059), (21, 346311), (23, 316197), (27, 269353), (49, 148419), (63, 115437), (69, 105399), (147, 49473), (161, 45171), (189, 38479), (207, 35133), (239, 30429), (441, 16491), (483, 15057), (621, 11711), (717, 10143), (1127, 6453), (1323, 5497), (1449, 5019), (1673, 4347), (2151, 3381)]