1397989103

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{63421}}^1$

素因数の和:63542

約数の個数: 16

約数和(自身を含む): 1656075264

約数和(自身を除く): 258086161

約数列:

[1, 7, 47, 67, 329, 469, 3149, 22043, 63421, 443947, 2980787, 4249207, 20865509, 29744449, 199712729, 1397989103]

約数ペア:

[(1, 1397989103), (7, 199712729), (47, 29744449), (67, 20865509), (329, 4249207), (469, 2980787), (3149, 443947), (22043, 63421)]