31207005

素因数分解:

$3^3\times 5^1\times {\mathrm{271}}^1\times {\mathrm{853}}^1$

素因数の和:1138

約数の個数: 32

約数和(自身を含む): 55749120

約数和(自身を除く): 24542115

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 271, 813, 853, 1355, 2439, 2559, 4065, 4265, 7317, 7677, 12195, 12795, 23031, 36585, 38385, 115155, 231163, 693489, 1155815, 2080467, 3467445, 6241401, 10402335, 31207005]

約数ペア:

[(1, 31207005), (3, 10402335), (5, 6241401), (9, 3467445), (15, 2080467), (27, 1155815), (45, 693489), (135, 231163), (271, 115155), (813, 38385), (853, 36585), (1355, 23031), (2439, 12795), (2559, 12195), (4065, 7677), (4265, 7317)]