278320014

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{2208889}}^1$

素因数の和:2208904

約数の個数: 24

約数和(自身を含む): 689173680

約数和(自身を除く): 410853666

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 2208889, 4417778, 6626667, 13253334, 15462223, 19880001, 30924446, 39760002, 46386669, 92773338, 139160007, 278320014]

約数ペア:

[(1, 278320014), (2, 139160007), (3, 92773338), (6, 46386669), (7, 39760002), (9, 30924446), (14, 19880001), (18, 15462223), (21, 13253334), (42, 6626667), (63, 4417778), (126, 2208889)]