81226915

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{9173}}^1$

素因数の和:9219

約数の個数: 32

約数和(自身を含む): 126821376

約数和(自身を除く): 45594461

約数列:

[1, 5, 7, 11, 23, 35, 55, 77, 115, 161, 253, 385, 805, 1265, 1771, 8855, 9173, 45865, 64211, 100903, 210979, 321055, 504515, 706321, 1054895, 1476853, 2320769, 3531605, 7384265, 11603845, 16245383, 81226915]

約数ペア:

[(1, 81226915), (5, 16245383), (7, 11603845), (11, 7384265), (23, 3531605), (35, 2320769), (55, 1476853), (77, 1054895), (115, 706321), (161, 504515), (253, 321055), (385, 210979), (805, 100903), (1265, 64211), (1771, 45865), (8855, 9173)]