489949061

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{563}}^1$

素因数の和:761

約数の個数: 32

約数和(自身を含む): 608145408

約数和(自身を除く): 118196347

約数列:

[1, 7, 17, 71, 103, 119, 497, 563, 721, 1207, 1751, 3941, 7313, 8449, 9571, 12257, 39973, 51191, 57989, 66997, 124321, 279811, 405923, 679541, 870247, 985813, 4117219, 4756787, 6900691, 28820533, 69992723, 489949061]

約数ペア:

[(1, 489949061), (7, 69992723), (17, 28820533), (71, 6900691), (103, 4756787), (119, 4117219), (497, 985813), (563, 870247), (721, 679541), (1207, 405923), (1751, 279811), (3941, 124321), (7313, 66997), (8449, 57989), (9571, 51191), (12257, 39973)]