280429345

素因数分解:

$5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1\times {\mathrm{727}}^1$

素因数の和:949

約数の個数: 32

約数和(自身を含む): 392491008

約数和(自身を除く): 112061663

約数列:

[1, 5, 7, 35, 103, 107, 515, 535, 721, 727, 749, 3605, 3635, 3745, 5089, 11021, 25445, 55105, 74881, 77147, 77789, 374405, 385735, 388945, 524167, 544523, 2620835, 2722615, 8012267, 40061335, 56085869, 280429345]

約数ペア:

[(1, 280429345), (5, 56085869), (7, 40061335), (35, 8012267), (103, 2722615), (107, 2620835), (515, 544523), (535, 524167), (721, 388945), (727, 385735), (749, 374405), (3605, 77789), (3635, 77147), (3745, 74881), (5089, 55105), (11021, 25445)]