425519541

素因数分解:

$3^3\times {\mathrm{109}}^1\times {\mathrm{191}}^1\times {\mathrm{757}}^1$

素因数の和:1066

約数の個数: 32

約数和(自身を含む): 640358400

約数和(自身を除く): 214838859

約数列:

[1, 3, 9, 27, 109, 191, 327, 573, 757, 981, 1719, 2271, 2943, 5157, 6813, 20439, 20819, 62457, 82513, 144587, 187371, 247539, 433761, 562113, 742617, 1301283, 2227851, 3903849, 15759983, 47279949, 141839847, 425519541]

約数ペア:

[(1, 425519541), (3, 141839847), (9, 47279949), (27, 15759983), (109, 3903849), (191, 2227851), (327, 1301283), (573, 742617), (757, 562113), (981, 433761), (1719, 247539), (2271, 187371), (2943, 144587), (5157, 82513), (6813, 62457), (20439, 20819)]