51307155

素因数分解:

$3^3\times 5^1\times {\mathrm{389}}^1\times {\mathrm{977}}^1$

素因数の和:1380

約数の個数: 32

約数和(自身を含む): 91540800

約数和(自身を除く): 40233645

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 389, 977, 1167, 1945, 2931, 3501, 4885, 5835, 8793, 10503, 14655, 17505, 26379, 43965, 52515, 131895, 380053, 1140159, 1900265, 3420477, 5700795, 10261431, 17102385, 51307155]

約数ペア:

[(1, 51307155), (3, 17102385), (5, 10261431), (9, 5700795), (15, 3420477), (27, 1900265), (45, 1140159), (135, 380053), (389, 131895), (977, 52515), (1167, 43965), (1945, 26379), (2931, 17505), (3501, 14655), (4885, 10503), (5835, 8793)]