813306315

素因数分解:

$3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{241}}^1\times {\mathrm{1433}}^1$

素因数の和:1839

約数の個数: 32

約数和(自身を含む): 1315930176

約数和(自身を除く): 502623861

約数列:

[1, 3, 5, 15, 157, 241, 471, 723, 785, 1205, 1433, 2355, 3615, 4299, 7165, 21495, 37837, 113511, 189185, 224981, 345353, 567555, 674943, 1036059, 1124905, 1726765, 3374715, 5180295, 54220421, 162661263, 271102105, 813306315]

約数ペア:

[(1, 813306315), (3, 271102105), (5, 162661263), (15, 54220421), (157, 5180295), (241, 3374715), (471, 1726765), (723, 1124905), (785, 1036059), (1205, 674943), (1433, 567555), (2355, 345353), (3615, 224981), (4299, 189185), (7165, 113511), (21495, 37837)]