207980315

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{421}}^1\times {\mathrm{3407}}^1$

素因数の和:3862

約数の個数: 16

約数和(自身を含む): 258871680

約数和(自身を除く): 50891365

約数列:

[1, 5, 29, 145, 421, 2105, 3407, 12209, 17035, 61045, 98803, 494015, 1434347, 7171735, 41596063, 207980315]

約数ペア:

[(1, 207980315), (5, 41596063), (29, 7171735), (145, 1434347), (421, 494015), (2105, 98803), (3407, 61045), (12209, 17035)]