90403654

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:253

約数の個数: 64

約数和(自身を含む): 165473280

約数和(自身を除く): 75069626

約数列:

[1, 2, 11, 17, 22, 34, 37, 47, 74, 94, 139, 187, 278, 374, 407, 517, 629, 799, 814, 1034, 1258, 1529, 1598, 1739, 2363, 3058, 3478, 4726, 5143, 6533, 6919, 8789, 10286, 13066, 13838, 17578, 19129, 25993, 29563, 38258, 51986, 56573, 59126, 71863, 87431, 111061, 113146, 143726, 174862, 222122, 241721, 325193, 483442, 650386, 961741, 1221671, 1923482, 2443342, 2658931, 4109257, 5317862, 8218514, 45201827, 90403654]

約数ペア:

[(1, 90403654), (2, 45201827), (11, 8218514), (17, 5317862), (22, 4109257), (34, 2658931), (37, 2443342), (47, 1923482), (74, 1221671), (94, 961741), (139, 650386), (187, 483442), (278, 325193), (374, 241721), (407, 222122), (517, 174862), (629, 143726), (799, 113146), (814, 111061), (1034, 87431), (1258, 71863), (1529, 59126), (1598, 56573), (1739, 51986), (2363, 38258), (3058, 29563), (3478, 25993), (4726, 19129), (5143, 17578), (6533, 13838), (6919, 13066), (8789, 10286)]