139471976

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{80341}}^1$

素因数の和:80385

約数の個数: 32

約数和(自身を含む): 308513280

約数和(自身を除く): 169041304

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 80341, 160682, 321364, 562387, 642728, 1124774, 2249548, 2490571, 4499096, 4981142, 9962284, 17433997, 19924568, 34867994, 69735988, 139471976]

約数ペア:

[(1, 139471976), (2, 69735988), (4, 34867994), (7, 19924568), (8, 17433997), (14, 9962284), (28, 4981142), (31, 4499096), (56, 2490571), (62, 2249548), (124, 1124774), (217, 642728), (248, 562387), (434, 321364), (868, 160682), (1736, 80341)]