64695939

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{280069}}^1$

素因数の和:280090

約数の個数: 16

約数和(自身を含む): 107546880

約数和(自身を除く): 42850941

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 280069, 840207, 1960483, 3080759, 5881449, 9242277, 21565313, 64695939]

約数ペア:

[(1, 64695939), (3, 21565313), (7, 9242277), (11, 5881449), (21, 3080759), (33, 1960483), (77, 840207), (231, 280069)]