647273013

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{661}}^1\times {\mathrm{5351}}^1$

素因数の和:6076

約数の個数: 16

約数和(自身を含む): 878669952

約数和(自身を除く): 231396939

約数列:

[1, 3, 61, 183, 661, 1983, 5351, 16053, 40321, 120963, 326411, 979233, 3537011, 10611033, 215757671, 647273013]

約数ペア:

[(1, 647273013), (3, 215757671), (61, 10611033), (183, 3537011), (661, 979233), (1983, 326411), (5351, 120963), (16053, 40321)]