898496438

素因数分解:

$2^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{213217}}^1$

素因数の和:213276

約数の個数: 24

約数和(自身を含む): 1604252232

約数和(自身を除く): 705755794

約数列:

[1, 2, 7, 14, 43, 49, 86, 98, 301, 602, 2107, 4214, 213217, 426434, 1492519, 2985038, 9168331, 10447633, 18336662, 20895266, 64178317, 128356634, 449248219, 898496438]

約数ペア:

[(1, 898496438), (2, 449248219), (7, 128356634), (14, 64178317), (43, 20895266), (49, 18336662), (86, 10447633), (98, 9168331), (301, 2985038), (602, 1492519), (2107, 426434), (4214, 213217)]