215087992

素因数分解:

$2^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{72469}}^1$

素因数の和:72535

約数の個数: 32

約数和(自身を含む): 469605600

約数和(自身を除く): 254517608

約数列:

[1, 2, 4, 7, 8, 14, 28, 53, 56, 106, 212, 371, 424, 742, 1484, 2968, 72469, 144938, 289876, 507283, 579752, 1014566, 2029132, 3840857, 4058264, 7681714, 15363428, 26885999, 30726856, 53771998, 107543996, 215087992]

約数ペア:

[(1, 215087992), (2, 107543996), (4, 53771998), (7, 30726856), (8, 26885999), (14, 15363428), (28, 7681714), (53, 4058264), (56, 3840857), (106, 2029132), (212, 1014566), (371, 579752), (424, 507283), (742, 289876), (1484, 144938), (2968, 72469)]