15661904188

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{7723}}^1$

素因数の和:7871

約数の個数: 96

約数和(自身を含む): 33883766784

約数和(自身を除く): 18221862596

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 47, 67, 92, 94, 134, 161, 188, 268, 322, 329, 469, 644, 658, 938, 1081, 1316, 1541, 1876, 2162, 3082, 3149, 4324, 6164, 6298, 7567, 7723, 10787, 12596, 15134, 15446, 21574, 22043, 30268, 30892, 43148, 44086, 54061, 72427, 88172, 108122, 144854, 177629, 216244, 289708, 355258, 362981, 506989, 517441, 710516, 725962, 1013978, 1034882, 1243403, 1451924, 2027956, 2069764, 2486806, 2540867, 3622087, 4973612, 5081734, 7244174, 8348563, 10163468, 11901143, 14488348, 16697126, 23802286, 24319727, 33394252, 47604572, 48639454, 58439941, 83308001, 97278908, 116879882, 166616002, 170238089, 233759764, 333232004, 340476178, 559353721, 680952356, 1118707442, 2237414884, 3915476047, 7830952094, 15661904188]

約数ペア:

[(1, 15661904188), (2, 7830952094), (4, 3915476047), (7, 2237414884), (14, 1118707442), (23, 680952356), (28, 559353721), (46, 340476178), (47, 333232004), (67, 233759764), (92, 170238089), (94, 166616002), (134, 116879882), (161, 97278908), (188, 83308001), (268, 58439941), (322, 48639454), (329, 47604572), (469, 33394252), (644, 24319727), (658, 23802286), (938, 16697126), (1081, 14488348), (1316, 11901143), (1541, 10163468), (1876, 8348563), (2162, 7244174), (3082, 5081734), (3149, 4973612), (4324, 3622087), (6164, 2540867), (6298, 2486806), (7567, 2069764), (7723, 2027956), (10787, 1451924), (12596, 1243403), (15134, 1034882), (15446, 1013978), (21574, 725962), (22043, 710516), (30268, 517441), (30892, 506989), (43148, 362981), (44086, 355258), (54061, 289708), (72427, 216244), (88172, 177629), (108122, 144854)]