78289918

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{3307}}^1$

素因数の和:3424

約数の個数: 32

約数和(自身を含む): 142905600

約数和(自身を除く): 64615682

約数列:

[1, 2, 7, 14, 19, 38, 89, 133, 178, 266, 623, 1246, 1691, 3307, 3382, 6614, 11837, 23149, 23674, 46298, 62833, 125666, 294323, 439831, 588646, 879662, 2060261, 4120522, 5592137, 11184274, 39144959, 78289918]

約数ペア:

[(1, 78289918), (2, 39144959), (7, 11184274), (14, 5592137), (19, 4120522), (38, 2060261), (89, 879662), (133, 588646), (178, 439831), (266, 294323), (623, 125666), (1246, 62833), (1691, 46298), (3307, 23674), (3382, 23149), (6614, 11837)]