661689735

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{134081}}^1$

素因数の和:134143

約数の個数: 32

約数和(自身を含む): 1235699712

約数和(自身を除く): 574009977

約数列:

[1, 3, 5, 7, 15, 21, 35, 47, 105, 141, 235, 329, 705, 987, 1645, 4935, 134081, 402243, 670405, 938567, 2011215, 2815701, 4692835, 6301807, 14078505, 18905421, 31509035, 44112649, 94527105, 132337947, 220563245, 661689735]

約数ペア:

[(1, 661689735), (3, 220563245), (5, 132337947), (7, 94527105), (15, 44112649), (21, 31509035), (35, 18905421), (47, 14078505), (105, 6301807), (141, 4692835), (235, 2815701), (329, 2011215), (705, 938567), (987, 670405), (1645, 402243), (4935, 134081)]