28040328

素因数分解:

$2^3\times 3^2\times {\mathrm{191}}^1\times {\mathrm{2039}}^1$

素因数の和:2242

約数の個数: 48

約数和(自身を含む): 76377600

約数和(自身を除く): 48337272

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 191, 382, 573, 764, 1146, 1528, 1719, 2039, 2292, 3438, 4078, 4584, 6117, 6876, 8156, 12234, 13752, 16312, 18351, 24468, 36702, 48936, 73404, 146808, 389449, 778898, 1168347, 1557796, 2336694, 3115592, 3505041, 4673388, 7010082, 9346776, 14020164, 28040328]

約数ペア:

[(1, 28040328), (2, 14020164), (3, 9346776), (4, 7010082), (6, 4673388), (8, 3505041), (9, 3115592), (12, 2336694), (18, 1557796), (24, 1168347), (36, 778898), (72, 389449), (191, 146808), (382, 73404), (573, 48936), (764, 36702), (1146, 24468), (1528, 18351), (1719, 16312), (2039, 13752), (2292, 12234), (3438, 8156), (4078, 6876), (4584, 6117)]