520077719

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{421}}^1\times {\mathrm{1483}}^1$

素因数の和:1935

約数の個数: 24

約数和(自身を含む): 642530448

約数和(自身を除く): 122452729

約数列:

[1, 7, 17, 49, 119, 421, 833, 1483, 2947, 7157, 10381, 20629, 25211, 50099, 72667, 176477, 350693, 624343, 1235339, 4370401, 10613831, 30592807, 74296817, 520077719]

約数ペア:

[(1, 520077719), (7, 74296817), (17, 30592807), (49, 10613831), (119, 4370401), (421, 1235339), (833, 624343), (1483, 350693), (2947, 176477), (7157, 72667), (10381, 50099), (20629, 25211)]