307789551

素因数分解:

$3^4\times {\mathrm{157}}^1\times {\mathrm{24203}}^1$

素因数の和:24372

約数の個数: 20

約数和(自身を含む): 462732072

約数和(自身を除く): 154942521

約数列:

[1, 3, 9, 27, 81, 157, 471, 1413, 4239, 12717, 24203, 72609, 217827, 653481, 1960443, 3799871, 11399613, 34198839, 102596517, 307789551]

約数ペア:

[(1, 307789551), (3, 102596517), (9, 34198839), (27, 11399613), (81, 3799871), (157, 1960443), (471, 653481), (1413, 217827), (4239, 72609), (12717, 24203)]