28222516

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{281}}^1$

素因数の和:520

約数の個数: 48

約数和(自身を含む): 60262272

約数和(自身を除く): 32039756

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 211, 238, 281, 422, 476, 562, 844, 1124, 1477, 1967, 2954, 3587, 3934, 4777, 5908, 7174, 7868, 9554, 14348, 19108, 25109, 33439, 50218, 59291, 66878, 100436, 118582, 133756, 237164, 415037, 830074, 1007947, 1660148, 2015894, 4031788, 7055629, 14111258, 28222516]

約数ペア:

[(1, 28222516), (2, 14111258), (4, 7055629), (7, 4031788), (14, 2015894), (17, 1660148), (28, 1007947), (34, 830074), (68, 415037), (119, 237164), (211, 133756), (238, 118582), (281, 100436), (422, 66878), (476, 59291), (562, 50218), (844, 33439), (1124, 25109), (1477, 19108), (1967, 14348), (2954, 9554), (3587, 7868), (3934, 7174), (4777, 5908)]