1318890815

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{24953}}^1$

素因数の和:25031

約数の個数: 24

約数和(自身を含む): 1784111184

約数和(自身を除く): 465220369

約数列:

[1, 5, 11, 31, 55, 155, 341, 961, 1705, 4805, 10571, 24953, 52855, 124765, 274483, 773543, 1372415, 3867715, 8508973, 23979833, 42544865, 119899165, 263778163, 1318890815]

約数ペア:

[(1, 1318890815), (5, 263778163), (11, 119899165), (31, 42544865), (55, 23979833), (155, 8508973), (341, 3867715), (961, 1372415), (1705, 773543), (4805, 274483), (10571, 124765), (24953, 52855)]