140442445

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{2207}}^1$

素因数の和:2325

約数の個数: 32

約数和(自身を含む): 200309760

約数和(自身を除く): 59867315

約数列:

[1, 5, 11, 13, 55, 65, 89, 143, 445, 715, 979, 1157, 2207, 4895, 5785, 11035, 12727, 24277, 28691, 63635, 121385, 143455, 196423, 315601, 982115, 1578005, 2160653, 2553499, 10803265, 12767495, 28088489, 140442445]

約数ペア:

[(1, 140442445), (5, 28088489), (11, 12767495), (13, 10803265), (55, 2553499), (65, 2160653), (89, 1578005), (143, 982115), (445, 315601), (715, 196423), (979, 143455), (1157, 121385), (2207, 63635), (4895, 28691), (5785, 24277), (11035, 12727)]