7771215

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1$

素因数の和:279

約数の個数: 32

約数和(自身を含む): 12957696

約数和(自身を除く): 5186481

約数列:

[1, 3, 5, 15, 47, 73, 141, 151, 219, 235, 365, 453, 705, 755, 1095, 2265, 3431, 7097, 10293, 11023, 17155, 21291, 33069, 35485, 51465, 55115, 106455, 165345, 518081, 1554243, 2590405, 7771215]

約数ペア:

[(1, 7771215), (3, 2590405), (5, 1554243), (15, 518081), (47, 165345), (73, 106455), (141, 55115), (151, 51465), (219, 35485), (235, 33069), (365, 21291), (453, 17155), (705, 11023), (755, 10293), (1095, 7097), (2265, 3431)]