208045565

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{15767}}^1$

素因数の和:15821

約数の個数: 32

約数和(自身を含む): 317882880

約数和(自身を除く): 109837315

約数列:

[1, 5, 7, 13, 29, 35, 65, 91, 145, 203, 377, 455, 1015, 1885, 2639, 13195, 15767, 78835, 110369, 204971, 457243, 551845, 1024855, 1434797, 2286215, 3200701, 5944159, 7173985, 16003505, 29720795, 41609113, 208045565]

約数ペア:

[(1, 208045565), (5, 41609113), (7, 29720795), (13, 16003505), (29, 7173985), (35, 5944159), (65, 3200701), (91, 2286215), (145, 1434797), (203, 1024855), (377, 551845), (455, 457243), (1015, 204971), (1885, 110369), (2639, 78835), (13195, 15767)]