217860265

素因数分解:

$5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{967}}^1$

素因数の和:1177

約数の個数: 32

約数和(自身を含む): 308335104

約数和(自身を除く): 90474839

約数列:

[1, 5, 7, 35, 41, 157, 205, 287, 785, 967, 1099, 1435, 4835, 5495, 6437, 6769, 32185, 33845, 39647, 45059, 151819, 198235, 225295, 277529, 759095, 1062733, 1387645, 5313665, 6224579, 31122895, 43572053, 217860265]

約数ペア:

[(1, 217860265), (5, 43572053), (7, 31122895), (35, 6224579), (41, 5313665), (157, 1387645), (205, 1062733), (287, 759095), (785, 277529), (967, 225295), (1099, 198235), (1435, 151819), (4835, 45059), (5495, 39647), (6437, 33845), (6769, 32185)]