15693756981

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2671}}^1\times {\mathrm{5953}}^1$

素因数の和:8681

約数の個数: 32

約数和(自身を含む): 24436359168

約数和(自身を除く): 8742602187

約数列:

[1, 3, 7, 21, 47, 141, 329, 987, 2671, 5953, 8013, 17859, 18697, 41671, 56091, 125013, 125537, 279791, 376611, 839373, 878759, 1958537, 2636277, 5875611, 15900463, 47701389, 111303241, 333909723, 747321761, 2241965283, 5231252327, 15693756981]

約数ペア:

[(1, 15693756981), (3, 5231252327), (7, 2241965283), (21, 747321761), (47, 333909723), (141, 111303241), (329, 47701389), (987, 15900463), (2671, 5875611), (5953, 2636277), (8013, 1958537), (17859, 878759), (18697, 839373), (41671, 376611), (56091, 279791), (125013, 125537)]