278301828

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{3313117}}^1$

素因数の和:3313131

約数の個数: 24

約数和(自身を含む): 742138432

約数和(自身を除く): 463836604

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 3313117, 6626234, 9939351, 13252468, 19878702, 23191819, 39757404, 46383638, 69575457, 92767276, 139150914, 278301828]

約数ペア:

[(1, 278301828), (2, 139150914), (3, 92767276), (4, 69575457), (6, 46383638), (7, 39757404), (12, 23191819), (14, 19878702), (21, 13252468), (28, 9939351), (42, 6626234), (84, 3313117)]