15689828

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^3\times {\mathrm{421}}^1$

素因数の和:465

約数の個数: 48

約数和(自身を含む): 34597248

約数和(自身を除く): 18907420

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 242, 308, 421, 484, 842, 847, 1331, 1684, 1694, 2662, 2947, 3388, 4631, 5324, 5894, 9262, 9317, 11788, 18524, 18634, 32417, 37268, 50941, 64834, 101882, 129668, 203764, 356587, 560351, 713174, 1120702, 1426348, 2241404, 3922457, 7844914, 15689828]

約数ペア:

[(1, 15689828), (2, 7844914), (4, 3922457), (7, 2241404), (11, 1426348), (14, 1120702), (22, 713174), (28, 560351), (44, 356587), (77, 203764), (121, 129668), (154, 101882), (242, 64834), (308, 50941), (421, 37268), (484, 32417), (842, 18634), (847, 18524), (1331, 11788), (1684, 9317), (1694, 9262), (2662, 5894), (2947, 5324), (3388, 4631)]