281203312

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{3011}}^1$

素因数の和:3481

約数の個数: 40

約数和(自身を含む): 588243600

約数和(自身を除く): 307040288

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 449, 898, 1796, 3011, 3592, 5837, 6022, 7184, 11674, 12044, 23348, 24088, 39143, 46696, 48176, 78286, 93392, 156572, 313144, 626288, 1351939, 2703878, 5407756, 10815512, 17575207, 21631024, 35150414, 70300828, 140601656, 281203312]

約数ペア:

[(1, 281203312), (2, 140601656), (4, 70300828), (8, 35150414), (13, 21631024), (16, 17575207), (26, 10815512), (52, 5407756), (104, 2703878), (208, 1351939), (449, 626288), (898, 313144), (1796, 156572), (3011, 93392), (3592, 78286), (5837, 48176), (6022, 46696), (7184, 39143), (11674, 24088), (12044, 23348)]