678339968

素因数分解:

$2^7\times {\mathrm{5299531}}^1$

素因数の和:5299545

約数の個数: 16

約数和(自身を含む): 1351380660

約数和(自身を除く): 673040692

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 5299531, 10599062, 21198124, 42396248, 84792496, 169584992, 339169984, 678339968]

約数ペア:

[(1, 678339968), (2, 339169984), (4, 169584992), (8, 84792496), (16, 42396248), (32, 21198124), (64, 10599062), (128, 5299531)]