388528635

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{8689}}^1$

素因数の和:8979

約数の個数: 32

約数和(自身を含む): 680739840

約数和(自身を除く): 292211205

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 271, 813, 1355, 2981, 4065, 8689, 8943, 14905, 26067, 43445, 44715, 95579, 130335, 286737, 477895, 1433685, 2354719, 7064157, 11773595, 25901909, 35320785, 77705727, 129509545, 388528635]

約数ペア:

[(1, 388528635), (3, 129509545), (5, 77705727), (11, 35320785), (15, 25901909), (33, 11773595), (55, 7064157), (165, 2354719), (271, 1433685), (813, 477895), (1355, 286737), (2981, 130335), (4065, 95579), (8689, 44715), (8943, 43445), (14905, 26067)]