2247179987

素因数分解:

${\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{1669}}^1$

素因数の和:1983

約数の個数: 24

約数和(自身を含む): 2523116160

約数和(自身を除く): 275936173

約数列:

[1, 13, 31, 169, 257, 403, 1669, 3341, 5239, 7967, 21697, 43433, 51739, 103571, 282061, 428933, 672607, 1346423, 5576129, 8743891, 13296923, 72489677, 172859999, 2247179987]

約数ペア:

[(1, 2247179987), (13, 172859999), (31, 72489677), (169, 13296923), (257, 8743891), (403, 5576129), (1669, 1346423), (3341, 672607), (5239, 428933), (7967, 282061), (21697, 103571), (43433, 51739)]