135403898

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{47}}^1\times {\mathrm{389}}^1$

素因数の和:491

約数の個数: 48

約数和(自身を含む): 248451840

約数和(自身を除く): 113047942

約数列:

[1, 2, 7, 14, 23, 46, 47, 94, 161, 322, 329, 389, 529, 658, 778, 1058, 1081, 2162, 2723, 3703, 5446, 7406, 7567, 8947, 15134, 17894, 18283, 24863, 36566, 49726, 62629, 125258, 127981, 174041, 205781, 255962, 348082, 411562, 420509, 841018, 1440467, 2880934, 2943563, 5887126, 9671707, 19343414, 67701949, 135403898]

約数ペア:

[(1, 135403898), (2, 67701949), (7, 19343414), (14, 9671707), (23, 5887126), (46, 2943563), (47, 2880934), (94, 1440467), (161, 841018), (322, 420509), (329, 411562), (389, 348082), (529, 255962), (658, 205781), (778, 174041), (1058, 127981), (1081, 125258), (2162, 62629), (2723, 49726), (3703, 36566), (5446, 24863), (7406, 18283), (7567, 17894), (8947, 15134)]