890809551

素因数分解:

$3^2\times {\mathrm{151}}^1\times {\mathrm{655489}}^1$

素因数の和:655646

約数の個数: 12

約数和(自身を含む): 1295248240

約数和(自身を除く): 404438689

約数列:

[1, 3, 9, 151, 453, 1359, 655489, 1966467, 5899401, 98978839, 296936517, 890809551]

約数ペア:

[(1, 890809551), (3, 296936517), (9, 98978839), (151, 5899401), (453, 1966467), (1359, 655489)]