69660255

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{21401}}^1$

素因数の和:21447

約数の個数: 32

約数和(自身を含む): 131493888

約数和(自身を除く): 61833633

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 93, 105, 155, 217, 465, 651, 1085, 3255, 21401, 64203, 107005, 149807, 321015, 449421, 663431, 749035, 1990293, 2247105, 3317155, 4644017, 9951465, 13932051, 23220085, 69660255]

約数ペア:

[(1, 69660255), (3, 23220085), (5, 13932051), (7, 9951465), (15, 4644017), (21, 3317155), (31, 2247105), (35, 1990293), (93, 749035), (105, 663431), (155, 449421), (217, 321015), (465, 149807), (651, 107005), (1085, 64203), (3255, 21401)]