68724406

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{307}}^1$

素因数の和:508

約数の個数: 32

約数和(自身を含む): 112210560

約数和(自身を除く): 43486154

約数列:

[1, 2, 19, 38, 43, 86, 137, 274, 307, 614, 817, 1634, 2603, 5206, 5833, 5891, 11666, 11782, 13201, 26402, 42059, 84118, 111929, 223858, 250819, 501638, 799121, 1598242, 1808537, 3617074, 34362203, 68724406]

約数ペア:

[(1, 68724406), (2, 34362203), (19, 3617074), (38, 1808537), (43, 1598242), (86, 799121), (137, 501638), (274, 250819), (307, 223858), (614, 111929), (817, 84118), (1634, 42059), (2603, 26402), (5206, 13201), (5833, 11782), (5891, 11666)]