17143217

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1$

素因数の和:213

約数の個数: 32

約数和(自身を含む): 22364160

約数和(自身を除く): 5220943

約数列:

[1, 7, 13, 31, 59, 91, 103, 217, 403, 413, 721, 767, 1339, 1829, 2821, 3193, 5369, 6077, 9373, 12803, 22351, 23777, 41509, 42539, 79001, 166439, 188387, 290563, 553007, 1318709, 2449031, 17143217]

約数ペア:

[(1, 17143217), (7, 2449031), (13, 1318709), (31, 553007), (59, 290563), (91, 188387), (103, 166439), (217, 79001), (403, 42539), (413, 41509), (721, 23777), (767, 22351), (1339, 12803), (1829, 9373), (2821, 6077), (3193, 5369)]