1286291215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{32801}}^1$

素因数の和:32871

約数の個数: 32

約数和(自身を含む): 1813819392

約数和(自身を除く): 527528177

約数列:

[1, 5, 11, 23, 31, 55, 115, 155, 253, 341, 713, 1265, 1705, 3565, 7843, 32801, 39215, 164005, 360811, 754423, 1016831, 1804055, 3772115, 5084155, 8298653, 11185141, 23387113, 41493265, 55925705, 116935565, 257258243, 1286291215]

約数ペア:

[(1, 1286291215), (5, 257258243), (11, 116935565), (23, 55925705), (31, 41493265), (55, 23387113), (115, 11185141), (155, 8298653), (253, 5084155), (341, 3772115), (713, 1804055), (1265, 1016831), (1705, 754423), (3565, 360811), (7843, 164005), (32801, 39215)]