38537289

素因数分解:

$3^4\times 7^1\times {\mathrm{67967}}^1$

素因数の和:67986

約数の個数: 20

約数和(自身を含む): 65793024

約数和(自身を除く): 27255735

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 67967, 203901, 475769, 611703, 1427307, 1835109, 4281921, 5505327, 12845763, 38537289]

約数ペア:

[(1, 38537289), (3, 12845763), (7, 5505327), (9, 4281921), (21, 1835109), (27, 1427307), (63, 611703), (81, 475769), (189, 203901), (567, 67967)]