28748335

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{839}}^1$

素因数の和:951

約数の個数: 32

約数和(自身を含む): 43545600

約数和(自身を除く): 14797265

約数列:

[1, 5, 7, 11, 35, 55, 77, 89, 385, 445, 623, 839, 979, 3115, 4195, 4895, 5873, 6853, 9229, 29365, 34265, 46145, 64603, 74671, 323015, 373355, 522697, 821381, 2613485, 4106905, 5749667, 28748335]

約数ペア:

[(1, 28748335), (5, 5749667), (7, 4106905), (11, 2613485), (35, 821381), (55, 522697), (77, 373355), (89, 323015), (385, 74671), (445, 64603), (623, 46145), (839, 34265), (979, 29365), (3115, 9229), (4195, 6853), (4895, 5873)]