890389006

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{84977}}^1$

素因数の和:85036

約数の個数: 24

約数和(自身を含む): 1492893504

約数和(自身を除く): 602504498

約数列:

[1, 2, 13, 26, 31, 62, 169, 338, 403, 806, 5239, 10478, 84977, 169954, 1104701, 2209402, 2634287, 5268574, 14361113, 28722226, 34245731, 68491462, 445194503, 890389006]

約数ペア:

[(1, 890389006), (2, 445194503), (13, 68491462), (26, 34245731), (31, 28722226), (62, 14361113), (169, 5268574), (338, 2634287), (403, 2209402), (806, 1104701), (5239, 169954), (10478, 84977)]