28475898

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{643}}^1$

素因数の和:731

約数の個数: 48

約数和(自身を含む): 63725088

約数和(自身を除く): 35249190

約数列:

[1, 2, 3, 6, 11, 22, 33, 61, 66, 121, 122, 183, 242, 363, 366, 643, 671, 726, 1286, 1342, 1929, 2013, 3858, 4026, 7073, 7381, 14146, 14762, 21219, 22143, 39223, 42438, 44286, 77803, 78446, 117669, 155606, 233409, 235338, 431453, 466818, 862906, 1294359, 2588718, 4745983, 9491966, 14237949, 28475898]

約数ペア:

[(1, 28475898), (2, 14237949), (3, 9491966), (6, 4745983), (11, 2588718), (22, 1294359), (33, 862906), (61, 466818), (66, 431453), (121, 235338), (122, 233409), (183, 155606), (242, 117669), (363, 78446), (366, 77803), (643, 44286), (671, 42438), (726, 39223), (1286, 22143), (1342, 21219), (1929, 14762), (2013, 14146), (3858, 7381), (4026, 7073)]