28880784

素因数分解:

$2^4\times 3^2\times {\mathrm{131}}^1\times {\mathrm{1531}}^1$

素因数の和:1676

約数の個数: 60

約数和(自身を含む): 81496272

約数和(自身を除く): 52615488

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 131, 144, 262, 393, 524, 786, 1048, 1179, 1531, 1572, 2096, 2358, 3062, 3144, 4593, 4716, 6124, 6288, 9186, 9432, 12248, 13779, 18372, 18864, 24496, 27558, 36744, 55116, 73488, 110232, 200561, 220464, 401122, 601683, 802244, 1203366, 1604488, 1805049, 2406732, 3208976, 3610098, 4813464, 7220196, 9626928, 14440392, 28880784]

約数ペア:

[(1, 28880784), (2, 14440392), (3, 9626928), (4, 7220196), (6, 4813464), (8, 3610098), (9, 3208976), (12, 2406732), (16, 1805049), (18, 1604488), (24, 1203366), (36, 802244), (48, 601683), (72, 401122), (131, 220464), (144, 200561), (262, 110232), (393, 73488), (524, 55116), (786, 36744), (1048, 27558), (1179, 24496), (1531, 18864), (1572, 18372), (2096, 13779), (2358, 12248), (3062, 9432), (3144, 9186), (4593, 6288), (4716, 6124)]