1986858

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1$

素因数の和:219

約数の個数: 48

約数和(自身を含む): 4694976

約数和(自身を除く): 2708118

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 43, 51, 86, 102, 129, 151, 153, 258, 302, 306, 387, 453, 731, 774, 906, 1359, 1462, 2193, 2567, 2718, 4386, 5134, 6493, 6579, 7701, 12986, 13158, 15402, 19479, 23103, 38958, 46206, 58437, 110381, 116874, 220762, 331143, 662286, 993429, 1986858]

約数ペア:

[(1, 1986858), (2, 993429), (3, 662286), (6, 331143), (9, 220762), (17, 116874), (18, 110381), (34, 58437), (43, 46206), (51, 38958), (86, 23103), (102, 19479), (129, 15402), (151, 13158), (153, 12986), (258, 7701), (302, 6579), (306, 6493), (387, 5134), (453, 4386), (731, 2718), (774, 2567), (906, 2193), (1359, 1462)]