71221851

素因数分解:

$3^2\times {\mathrm{149}}^1\times {\mathrm{173}}^1\times {\mathrm{307}}^1$

素因数の和:635

約数の個数: 24

約数和(自身を含む): 104504400

約数和(自身を除く): 33282549

約数列:

[1, 3, 9, 149, 173, 307, 447, 519, 921, 1341, 1557, 2763, 25777, 45743, 53111, 77331, 137229, 159333, 231993, 411687, 477999, 7913539, 23740617, 71221851]

約数ペア:

[(1, 71221851), (3, 23740617), (9, 7913539), (149, 477999), (173, 411687), (307, 231993), (447, 159333), (519, 137229), (921, 77331), (1341, 53111), (1557, 45743), (2763, 25777)]