345328724

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{1811}}^1$

素因数の和:2040

約数の個数: 48

約数和(自身を含む): 688994880

約数和(自身を除く): 343666156

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 193, 247, 386, 494, 772, 988, 1811, 2509, 3622, 3667, 5018, 7244, 7334, 10036, 14668, 23543, 34409, 47086, 47671, 68818, 94172, 95342, 137636, 190684, 349523, 447317, 699046, 894634, 1398092, 1789268, 4543799, 6640937, 9087598, 13281874, 18175196, 26563748, 86332181, 172664362, 345328724]

約数ペア:

[(1, 345328724), (2, 172664362), (4, 86332181), (13, 26563748), (19, 18175196), (26, 13281874), (38, 9087598), (52, 6640937), (76, 4543799), (193, 1789268), (247, 1398092), (386, 894634), (494, 699046), (772, 447317), (988, 349523), (1811, 190684), (2509, 137636), (3622, 95342), (3667, 94172), (5018, 68818), (7244, 47671), (7334, 47086), (10036, 34409), (14668, 23543)]