139770568

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{80513}}^1$

素因数の和:80557

約数の個数: 32

約数和(自身を含む): 309173760

約数和(自身を除く): 169403192

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 80513, 161026, 322052, 563591, 644104, 1127182, 2254364, 2495903, 4508728, 4991806, 9983612, 17471321, 19967224, 34942642, 69885284, 139770568]

約数ペア:

[(1, 139770568), (2, 69885284), (4, 34942642), (7, 19967224), (8, 17471321), (14, 9983612), (28, 4991806), (31, 4508728), (56, 2495903), (62, 2254364), (124, 1127182), (217, 644104), (248, 563591), (434, 322052), (868, 161026), (1736, 80513)]