7999684

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1367}}^1$

素因数の和:1408

約数の個数: 48

約数和(自身を含む): 18385920

約数和(自身を除く): 10386236

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 76, 77, 133, 154, 209, 266, 308, 418, 532, 836, 1367, 1463, 2734, 2926, 5468, 5852, 9569, 15037, 19138, 25973, 30074, 38276, 51946, 60148, 103892, 105259, 181811, 210518, 285703, 363622, 421036, 571406, 727244, 1142812, 1999921, 3999842, 7999684]

約数ペア:

[(1, 7999684), (2, 3999842), (4, 1999921), (7, 1142812), (11, 727244), (14, 571406), (19, 421036), (22, 363622), (28, 285703), (38, 210518), (44, 181811), (76, 105259), (77, 103892), (133, 60148), (154, 51946), (209, 38276), (266, 30074), (308, 25973), (418, 19138), (532, 15037), (836, 9569), (1367, 5852), (1463, 5468), (2734, 2926)]