12905872

素因数分解:

$2^4\times 7^1\times {\mathrm{139}}^1\times {\mathrm{829}}^1$

素因数の和:983

約数の個数: 40

約数和(自身を含む): 28817600

約数和(自身を除く): 15911728

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 139, 278, 556, 829, 973, 1112, 1658, 1946, 2224, 3316, 3892, 5803, 6632, 7784, 11606, 13264, 15568, 23212, 46424, 92848, 115231, 230462, 460924, 806617, 921848, 1613234, 1843696, 3226468, 6452936, 12905872]

約数ペア:

[(1, 12905872), (2, 6452936), (4, 3226468), (7, 1843696), (8, 1613234), (14, 921848), (16, 806617), (28, 460924), (56, 230462), (112, 115231), (139, 92848), (278, 46424), (556, 23212), (829, 15568), (973, 13264), (1112, 11606), (1658, 7784), (1946, 6632), (2224, 5803), (3316, 3892)]