678608032

素因数分解:

$2^5\times {\mathrm{21206501}}^1$

素因数の和:21206511

約数の個数: 12

約数和(自身を含む): 1336009626

約数和(自身を除く): 657401594

約数列:

[1, 2, 4, 8, 16, 32, 21206501, 42413002, 84826004, 169652008, 339304016, 678608032]

約数ペア:

[(1, 678608032), (2, 339304016), (4, 169652008), (8, 84826004), (16, 42413002), (32, 21206501)]