66679515

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{211681}}^1$

素因数の和:211699

約数の個数: 24

約数和(自身を含む): 132089568

約数和(自身を除く): 65410053

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 211681, 635043, 1058405, 1481767, 1905129, 3175215, 4445301, 7408835, 9525645, 13335903, 22226505, 66679515]

約数ペア:

[(1, 66679515), (3, 22226505), (5, 13335903), (7, 9525645), (9, 7408835), (15, 4445301), (21, 3175215), (35, 1905129), (45, 1481767), (63, 1058405), (105, 635043), (315, 211681)]