27964251

素因数分解:

$3^3\times 7^2\times {\mathrm{23}}^1\times {\mathrm{919}}^1$

素因数の和:965

約数の個数: 48

約数和(自身を含む): 50342400

約数和(自身を除く): 22378149

約数列:

[1, 3, 7, 9, 21, 23, 27, 49, 63, 69, 147, 161, 189, 207, 441, 483, 621, 919, 1127, 1323, 1449, 2757, 3381, 4347, 6433, 8271, 10143, 19299, 21137, 24813, 30429, 45031, 57897, 63411, 135093, 147959, 173691, 190233, 405279, 443877, 570699, 1035713, 1215837, 1331631, 3107139, 3994893, 9321417, 27964251]

約数ペア:

[(1, 27964251), (3, 9321417), (7, 3994893), (9, 3107139), (21, 1331631), (23, 1215837), (27, 1035713), (49, 570699), (63, 443877), (69, 405279), (147, 190233), (161, 173691), (189, 147959), (207, 135093), (441, 63411), (483, 57897), (621, 45031), (919, 30429), (1127, 24813), (1323, 21137), (1449, 19299), (2757, 10143), (3381, 8271), (4347, 6433)]