26393997

素因数分解:

$3^1\times 7^2\times {\mathrm{409}}^1\times {\mathrm{439}}^1$

素因数の和:865

約数の個数: 24

約数和(自身を含む): 41131200

約数和(自身を除く): 14737203

約数列:

[1, 3, 7, 21, 49, 147, 409, 439, 1227, 1317, 2863, 3073, 8589, 9219, 20041, 21511, 60123, 64533, 179551, 538653, 1256857, 3770571, 8797999, 26393997]

約数ペア:

[(1, 26393997), (3, 8797999), (7, 3770571), (21, 1256857), (49, 538653), (147, 179551), (409, 64533), (439, 60123), (1227, 21511), (1317, 20041), (2863, 9219), (3073, 8589)]