42279965

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2161}}^1$

素因数の和:2229

約数の個数: 32

約数和(自身を含む): 63926016

約数和(自身を除く): 21646051

約数列:

[1, 5, 7, 13, 35, 43, 65, 91, 215, 301, 455, 559, 1505, 2161, 2795, 3913, 10805, 15127, 19565, 28093, 75635, 92923, 140465, 196651, 464615, 650461, 983255, 1207999, 3252305, 6039995, 8455993, 42279965]

約数ペア:

[(1, 42279965), (5, 8455993), (7, 6039995), (13, 3252305), (35, 1207999), (43, 983255), (65, 650461), (91, 464615), (215, 196651), (301, 140465), (455, 92923), (559, 75635), (1505, 28093), (2161, 19565), (2795, 15127), (3913, 10805)]