2051245305

素因数分解:

$3^2\times 5^1\times {\mathrm{1069}}^1\times {\mathrm{42641}}^1$

素因数の和:43721

約数の個数: 24

約数和(自身を含む): 3558901320

約数和(自身を除く): 1507656015

約数列:

[1, 3, 5, 9, 15, 45, 1069, 3207, 5345, 9621, 16035, 42641, 48105, 127923, 213205, 383769, 639615, 1918845, 45583229, 136749687, 227916145, 410249061, 683748435, 2051245305]

約数ペア:

[(1, 2051245305), (3, 683748435), (5, 410249061), (9, 227916145), (15, 136749687), (45, 45583229), (1069, 1918845), (3207, 639615), (5345, 383769), (9621, 213205), (16035, 127923), (42641, 48105)]