78187681

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{137}}^1\times {\mathrm{307}}^1$

素因数の和:481

約数の個数: 24

約数和(自身を含む): 93338784

約数和(自身を除く): 15151103

約数列:

[1, 11, 13, 137, 143, 169, 307, 1507, 1781, 1859, 3377, 3991, 19591, 23153, 42059, 43901, 51883, 254683, 462649, 546767, 570713, 6014437, 7107971, 78187681]

約数ペア:

[(1, 78187681), (11, 7107971), (13, 6014437), (137, 570713), (143, 546767), (169, 462649), (307, 254683), (1507, 51883), (1781, 43901), (1859, 42059), (3377, 23153), (3991, 19591)]