28143276

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{4241}}^1$

素因数の和:4334

約数の個数: 48

約数和(自身を含む): 76016640

約数和(自身を除く): 47873364

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 79, 84, 158, 237, 316, 474, 553, 948, 1106, 1659, 2212, 3318, 4241, 6636, 8482, 12723, 16964, 25446, 29687, 50892, 59374, 89061, 118748, 178122, 335039, 356244, 670078, 1005117, 1340156, 2010234, 2345273, 4020468, 4690546, 7035819, 9381092, 14071638, 28143276]

約数ペア:

[(1, 28143276), (2, 14071638), (3, 9381092), (4, 7035819), (6, 4690546), (7, 4020468), (12, 2345273), (14, 2010234), (21, 1340156), (28, 1005117), (42, 670078), (79, 356244), (84, 335039), (158, 178122), (237, 118748), (316, 89061), (474, 59374), (553, 50892), (948, 29687), (1106, 25446), (1659, 16964), (2212, 12723), (3318, 8482), (4241, 6636)]