25518618

素因数分解:

$2^1\times 3^3\times {\mathrm{61}}^2\times {\mathrm{127}}^1$

素因数の和:260

約数の個数: 48

約数和(自身を含む): 58106880

約数和(自身を除く): 32588262

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 61, 122, 127, 183, 254, 366, 381, 549, 762, 1098, 1143, 1647, 2286, 3294, 3429, 3721, 6858, 7442, 7747, 11163, 15494, 22326, 23241, 33489, 46482, 66978, 69723, 100467, 139446, 200934, 209169, 418338, 472567, 945134, 1417701, 2835402, 4253103, 8506206, 12759309, 25518618]

約数ペア:

[(1, 25518618), (2, 12759309), (3, 8506206), (6, 4253103), (9, 2835402), (18, 1417701), (27, 945134), (54, 472567), (61, 418338), (122, 209169), (127, 200934), (183, 139446), (254, 100467), (366, 69723), (381, 66978), (549, 46482), (762, 33489), (1098, 23241), (1143, 22326), (1647, 15494), (2286, 11163), (3294, 7747), (3429, 7442), (3721, 6858)]