15871806

素因数分解:

$2^1\times 3^2\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{257}}^1$

素因数の和:385

約数の個数: 48

約数和(自身を含む): 35740224

約数和(自身を除く): 19868418

約数列:

[1, 2, 3, 6, 9, 18, 47, 73, 94, 141, 146, 219, 257, 282, 423, 438, 514, 657, 771, 846, 1314, 1542, 2313, 3431, 4626, 6862, 10293, 12079, 18761, 20586, 24158, 30879, 36237, 37522, 56283, 61758, 72474, 108711, 112566, 168849, 217422, 337698, 881767, 1763534, 2645301, 5290602, 7935903, 15871806]

約数ペア:

[(1, 15871806), (2, 7935903), (3, 5290602), (6, 2645301), (9, 1763534), (18, 881767), (47, 337698), (73, 217422), (94, 168849), (141, 112566), (146, 108711), (219, 72474), (257, 61758), (282, 56283), (423, 37522), (438, 36237), (514, 30879), (657, 24158), (771, 20586), (846, 18761), (1314, 12079), (1542, 10293), (2313, 6862), (3431, 4626)]