15213828

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1303}}^1$

素因数の和:1456

約数の個数: 48

約数和(自身を含む): 40893440

約数和(自身を除く): 25679612

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 139, 278, 417, 556, 834, 973, 1303, 1668, 1946, 2606, 2919, 3892, 3909, 5212, 5838, 7818, 9121, 11676, 15636, 18242, 27363, 36484, 54726, 109452, 181117, 362234, 543351, 724468, 1086702, 1267819, 2173404, 2535638, 3803457, 5071276, 7606914, 15213828]

約数ペア:

[(1, 15213828), (2, 7606914), (3, 5071276), (4, 3803457), (6, 2535638), (7, 2173404), (12, 1267819), (14, 1086702), (21, 724468), (28, 543351), (42, 362234), (84, 181117), (139, 109452), (278, 54726), (417, 36484), (556, 27363), (834, 18242), (973, 15636), (1303, 11676), (1668, 9121), (1946, 7818), (2606, 5838), (2919, 5212), (3892, 3909)]