788366515

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{1217}}^1$

素因数の和:1419

約数の個数: 32

約数和(自身を含む): 1018676736

約数和(自身を除く): 230310221

約数列:

[1, 5, 23, 43, 115, 131, 215, 655, 989, 1217, 3013, 4945, 5633, 6085, 15065, 27991, 28165, 52331, 129559, 139955, 159427, 261655, 647795, 797135, 1203613, 3666821, 6018065, 6855361, 18334105, 34276805, 157673303, 788366515]

約数ペア:

[(1, 788366515), (5, 157673303), (23, 34276805), (43, 18334105), (115, 6855361), (131, 6018065), (215, 3666821), (655, 1203613), (989, 797135), (1217, 647795), (3013, 261655), (4945, 159427), (5633, 139955), (6085, 129559), (15065, 52331), (27991, 28165)]