676543408

素因数分解:

$2^4\times {\mathrm{821}}^1\times {\mathrm{51503}}^1$

素因数の和:52332

約数の個数: 20

約数和(自身を含む): 1312424928

約数和(自身を除く): 635881520

約数列:

[1, 2, 4, 8, 16, 821, 1642, 3284, 6568, 13136, 51503, 103006, 206012, 412024, 824048, 42283963, 84567926, 169135852, 338271704, 676543408]

約数ペア:

[(1, 676543408), (2, 338271704), (4, 169135852), (8, 84567926), (16, 42283963), (821, 824048), (1642, 412024), (3284, 206012), (6568, 103006), (13136, 51503)]