72990799

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{223}}^1$

素因数の和:379

約数の個数: 32

約数和(自身を含む): 92897280

約数和(自身を除く): 19906481

約数列:

[1, 7, 19, 23, 107, 133, 161, 223, 437, 749, 1561, 2033, 2461, 3059, 4237, 5129, 14231, 17227, 23861, 29659, 35903, 46759, 97451, 167027, 327313, 453359, 548803, 682157, 3173513, 3841621, 10427257, 72990799]

約数ペア:

[(1, 72990799), (7, 10427257), (19, 3841621), (23, 3173513), (107, 682157), (133, 548803), (161, 453359), (223, 327313), (437, 167027), (749, 97451), (1561, 46759), (2033, 35903), (2461, 29659), (3059, 23861), (4237, 17227), (5129, 14231)]