9997328

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1321}}^1$

素因数の和:1383

約数の個数: 40

約数和(自身を含む): 21638496

約数和(自身を除く): 11641168

約数列:

[1, 2, 4, 8, 11, 16, 22, 43, 44, 86, 88, 172, 176, 344, 473, 688, 946, 1321, 1892, 2642, 3784, 5284, 7568, 10568, 14531, 21136, 29062, 56803, 58124, 113606, 116248, 227212, 232496, 454424, 624833, 908848, 1249666, 2499332, 4998664, 9997328]

約数ペア:

[(1, 9997328), (2, 4998664), (4, 2499332), (8, 1249666), (11, 908848), (16, 624833), (22, 454424), (43, 232496), (44, 227212), (86, 116248), (88, 113606), (172, 58124), (176, 56803), (344, 29062), (473, 21136), (688, 14531), (946, 10568), (1321, 7568), (1892, 5284), (2642, 3784)]