1279484738

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{81527}}^1$

素因数の和:81614

約数の個数: 32

約数和(自身を含む): 2348006400

約数和(自身を除く): 1068521662

約数列:

[1, 2, 7, 14, 19, 38, 59, 118, 133, 266, 413, 826, 1121, 2242, 7847, 15694, 81527, 163054, 570689, 1141378, 1549013, 3098026, 4810093, 9620186, 10843091, 21686182, 33670651, 67341302, 91391767, 182783534, 639742369, 1279484738]

約数ペア:

[(1, 1279484738), (2, 639742369), (7, 182783534), (14, 91391767), (19, 67341302), (38, 33670651), (59, 21686182), (118, 10843091), (133, 9620186), (266, 4810093), (413, 3098026), (826, 1549013), (1121, 1141378), (2242, 570689), (7847, 163054), (15694, 81527)]