42019407

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{643}}^1$

素因数の和:839

約数の個数: 24

約数和(自身を含む): 62388144

約数和(自身を除く): 20368737

約数列:

[1, 3, 9, 53, 137, 159, 411, 477, 643, 1233, 1929, 5787, 7261, 21783, 34079, 65349, 88091, 102237, 264273, 306711, 792819, 4668823, 14006469, 42019407]

約数ペア:

[(1, 42019407), (3, 14006469), (9, 4668823), (53, 792819), (137, 306711), (159, 264273), (411, 102237), (477, 88091), (643, 65349), (1233, 34079), (1929, 21783), (5787, 7261)]