1328195

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:107

約数の個数: 32

約数和(自身を含む): 1935360

約数和(自身を除く): 607165

約数列:

[1, 5, 11, 19, 31, 41, 55, 95, 155, 205, 209, 341, 451, 589, 779, 1045, 1271, 1705, 2255, 2945, 3895, 6355, 6479, 8569, 13981, 24149, 32395, 42845, 69905, 120745, 265639, 1328195]

約数ペア:

[(1, 1328195), (5, 265639), (11, 120745), (19, 69905), (31, 42845), (41, 32395), (55, 24149), (95, 13981), (155, 8569), (205, 6479), (209, 6355), (341, 3895), (451, 2945), (589, 2255), (779, 1705), (1045, 1271)]