128587286

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{281}}^1\times {\mathrm{313}}^1$

素因数の和:656

約数の個数: 32

約数和(自身を含む): 210390048

約数和(自身を除く): 81802762

約数列:

[1, 2, 17, 34, 43, 86, 281, 313, 562, 626, 731, 1462, 4777, 5321, 9554, 10642, 12083, 13459, 24166, 26918, 87953, 175906, 205411, 228803, 410822, 457606, 1495201, 2990402, 3781979, 7563958, 64293643, 128587286]

約数ペア:

[(1, 128587286), (2, 64293643), (17, 7563958), (34, 3781979), (43, 2990402), (86, 1495201), (281, 457606), (313, 410822), (562, 228803), (626, 205411), (731, 175906), (1462, 87953), (4777, 26918), (5321, 24166), (9554, 13459), (10642, 12083)]