72190937

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{971}}^1$

素因数の和:1053

約数の個数: 32

約数和(自身を含む): 95800320

約数和(自身を除く): 23609383

約数列:

[1, 7, 13, 19, 43, 91, 133, 247, 301, 559, 817, 971, 1729, 3913, 5719, 6797, 10621, 12623, 18449, 41753, 74347, 88361, 129143, 239837, 292271, 542789, 793307, 1678859, 3799523, 5553149, 10312991, 72190937]

約数ペア:

[(1, 72190937), (7, 10312991), (13, 5553149), (19, 3799523), (43, 1678859), (91, 793307), (133, 542789), (247, 292271), (301, 239837), (559, 129143), (817, 88361), (971, 74347), (1729, 41753), (3913, 18449), (5719, 12623), (6797, 10621)]