74674691

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{257}}^1$

素因数の和:411

約数の個数: 32

約数和(自身を含む): 96165888

約数和(自身を除く): 21491197

約数列:

[1, 7, 13, 31, 91, 103, 217, 257, 403, 721, 1339, 1799, 2821, 3193, 3341, 7967, 9373, 22351, 23387, 26471, 41509, 55769, 103571, 185297, 290563, 344123, 724997, 820601, 2408861, 5744207, 10667813, 74674691]

約数ペア:

[(1, 74674691), (7, 10667813), (13, 5744207), (31, 2408861), (91, 820601), (103, 724997), (217, 344123), (257, 290563), (403, 185297), (721, 103571), (1339, 55769), (1799, 41509), (2821, 26471), (3193, 23387), (3341, 22351), (7967, 9373)]