209543708

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{2621}}^1$

素因数の和:2738

約数の個数: 48

約数和(自身を含む): 422876160

約数和(自身を除く): 213332452

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 79, 92, 158, 253, 316, 506, 869, 1012, 1738, 1817, 2621, 3476, 3634, 5242, 7268, 10484, 19987, 28831, 39974, 57662, 60283, 79948, 115324, 120566, 207059, 241132, 414118, 663113, 828236, 1326226, 2277649, 2652452, 4555298, 4762357, 9110596, 9524714, 19049428, 52385927, 104771854, 209543708]

約数ペア:

[(1, 209543708), (2, 104771854), (4, 52385927), (11, 19049428), (22, 9524714), (23, 9110596), (44, 4762357), (46, 4555298), (79, 2652452), (92, 2277649), (158, 1326226), (253, 828236), (316, 663113), (506, 414118), (869, 241132), (1012, 207059), (1738, 120566), (1817, 115324), (2621, 79948), (3476, 60283), (3634, 57662), (5242, 39974), (7268, 28831), (10484, 19987)]