3938788

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:172

約数の個数: 48

約数和(自身を含む): 8354304

約数和(自身を除く): 4415516

約数列:

[1, 2, 4, 7, 14, 28, 41, 47, 73, 82, 94, 146, 164, 188, 287, 292, 329, 511, 574, 658, 1022, 1148, 1316, 1927, 2044, 2993, 3431, 3854, 5986, 6862, 7708, 11972, 13489, 13724, 20951, 24017, 26978, 41902, 48034, 53956, 83804, 96068, 140671, 281342, 562684, 984697, 1969394, 3938788]

約数ペア:

[(1, 3938788), (2, 1969394), (4, 984697), (7, 562684), (14, 281342), (28, 140671), (41, 96068), (47, 83804), (73, 53956), (82, 48034), (94, 41902), (146, 26978), (164, 24017), (188, 20951), (287, 13724), (292, 13489), (329, 11972), (511, 7708), (574, 6862), (658, 5986), (1022, 3854), (1148, 3431), (1316, 2993), (1927, 2044)]