42215787

素因数分解:

$3^2\times {\mathrm{23}}^2\times {\mathrm{8867}}^1$

素因数の和:8919

約数の個数: 18

約数和(自身を含む): 63752052

約数和(自身を除く): 21536265

約数列:

[1, 3, 9, 23, 69, 207, 529, 1587, 4761, 8867, 26601, 79803, 203941, 611823, 1835469, 4690643, 14071929, 42215787]

約数ペア:

[(1, 42215787), (3, 14071929), (9, 4690643), (23, 1835469), (69, 611823), (207, 203941), (529, 79803), (1587, 26601), (4761, 8867)]