209938105

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{111373}}^1$

素因数の和:111420

約数の個数: 16

約数和(自身を含む): 280662480

約数和(自身を除く): 70724375

約数列:

[1, 5, 13, 29, 65, 145, 377, 1885, 111373, 556865, 1447849, 3229817, 7239245, 16149085, 41987621, 209938105]

約数ペア:

[(1, 209938105), (5, 41987621), (13, 16149085), (29, 7239245), (65, 3229817), (145, 1447849), (377, 556865), (1885, 111373)]