89921097

素因数分解:

$3^4\times 7^1\times {\mathrm{158591}}^1$

素因数の和:158610

約数の個数: 20

約数和(自身を含む): 153517056

約数和(自身を除く): 63595959

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 158591, 475773, 1110137, 1427319, 3330411, 4281957, 9991233, 12845871, 29973699, 89921097]

約数ペア:

[(1, 89921097), (3, 29973699), (7, 12845871), (9, 9991233), (21, 4281957), (27, 3330411), (63, 1427319), (81, 1110137), (189, 475773), (567, 158591)]