291216795

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{2819}}^1$

素因数の和:2995

約数の個数: 32

約数和(自身を含む): 477550080

約数和(自身を除く): 186333285

約数列:

[1, 3, 5, 15, 71, 97, 213, 291, 355, 485, 1065, 1455, 2819, 6887, 8457, 14095, 20661, 34435, 42285, 103305, 200149, 273443, 600447, 820329, 1000745, 1367215, 3002235, 4101645, 19414453, 58243359, 97072265, 291216795]

約数ペア:

[(1, 291216795), (3, 97072265), (5, 58243359), (15, 19414453), (71, 4101645), (97, 3002235), (213, 1367215), (291, 1000745), (355, 820329), (485, 600447), (1065, 273443), (1455, 200149), (2819, 103305), (6887, 42285), (8457, 34435), (14095, 20661)]