1330707790

素因数分解:

$2^1\times 5^1\times {\mathrm{643}}^1\times {\mathrm{206953}}^1$

素因数の和:207603

約数の個数: 16

約数和(自身を含む): 2399010768

約数和(自身を除く): 1068302978

約数列:

[1, 2, 5, 10, 643, 1286, 3215, 6430, 206953, 413906, 1034765, 2069530, 133070779, 266141558, 665353895, 1330707790]

約数ペア:

[(1, 1330707790), (2, 665353895), (5, 266141558), (10, 133070779), (643, 2069530), (1286, 1034765), (3215, 413906), (6430, 206953)]