17215996

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{181}}^1$

素因数の和:314

約数の個数: 48

約数和(自身を含む): 35875840

約数和(自身を除く): 18659844

約数列:

[1, 2, 4, 7, 14, 28, 43, 79, 86, 158, 172, 181, 301, 316, 362, 553, 602, 724, 1106, 1204, 1267, 2212, 2534, 3397, 5068, 6794, 7783, 13588, 14299, 15566, 23779, 28598, 31132, 47558, 54481, 57196, 95116, 100093, 108962, 200186, 217924, 400372, 614857, 1229714, 2459428, 4303999, 8607998, 17215996]

約数ペア:

[(1, 17215996), (2, 8607998), (4, 4303999), (7, 2459428), (14, 1229714), (28, 614857), (43, 400372), (79, 217924), (86, 200186), (158, 108962), (172, 100093), (181, 95116), (301, 57196), (316, 54481), (362, 47558), (553, 31132), (602, 28598), (724, 23779), (1106, 15566), (1204, 14299), (1267, 13588), (2212, 7783), (2534, 6794), (3397, 5068)]