66670047

素因数分解:

$3^4\times {\mathrm{127}}^1\times {\mathrm{6481}}^1$

素因数の和:6620

約数の個数: 20

約数和(自身を含む): 100393216

約数和(自身を除く): 33723169

約数列:

[1, 3, 9, 27, 81, 127, 381, 1143, 3429, 6481, 10287, 19443, 58329, 174987, 524961, 823087, 2469261, 7407783, 22223349, 66670047]

約数ペア:

[(1, 66670047), (3, 22223349), (9, 7407783), (27, 2469261), (81, 823087), (127, 524961), (381, 174987), (1143, 58329), (3429, 19443), (6481, 10287)]