321411472

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{648007}}^1$

素因数の和:648046

約数の個数: 20

約数和(自身を含む): 642823936

約数和(自身を除く): 321412464

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 648007, 1296014, 2592028, 5184056, 10368112, 20088217, 40176434, 80352868, 160705736, 321411472]

約数ペア:

[(1, 321411472), (2, 160705736), (4, 80352868), (8, 40176434), (16, 20088217), (31, 10368112), (62, 5184056), (124, 2592028), (248, 1296014), (496, 648007)]