1999073531

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{76543}}^1$

素因数の和:76611

約数の個数: 24

約数和(自身を含む): 2565448704

約数和(自身を除く): 566375173

約数列:

[1, 7, 13, 41, 49, 91, 287, 533, 637, 2009, 3731, 26117, 76543, 535801, 995059, 3138263, 3750607, 6965413, 21967841, 40797419, 48757891, 153774887, 285581933, 1999073531]

約数ペア:

[(1, 1999073531), (7, 285581933), (13, 153774887), (41, 48757891), (49, 40797419), (91, 21967841), (287, 6965413), (533, 3750607), (637, 3138263), (2009, 995059), (3731, 535801), (26117, 76543)]