39910023

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{191}}^1$

素因数の和:380

約数の個数: 32

約数和(自身を含む): 60825600

約数和(自身を除く): 20915577

約数列:

[1, 3, 9, 27, 71, 109, 191, 213, 327, 573, 639, 981, 1719, 1917, 2943, 5157, 7739, 13561, 20819, 23217, 40683, 62457, 69651, 122049, 187371, 208953, 366147, 562113, 1478149, 4434447, 13303341, 39910023]

約数ペア:

[(1, 39910023), (3, 13303341), (9, 4434447), (27, 1478149), (71, 562113), (109, 366147), (191, 208953), (213, 187371), (327, 122049), (573, 69651), (639, 62457), (981, 40683), (1719, 23217), (1917, 20819), (2943, 13561), (5157, 7739)]