740147193

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{857}}^1\times {\mathrm{1103}}^1$

素因数の和:1998

約数の個数: 32

約数和(自身を含む): 1136678400

約数和(自身を除く): 396531207

約数列:

[1, 3, 9, 27, 29, 87, 261, 783, 857, 1103, 2571, 3309, 7713, 9927, 23139, 24853, 29781, 31987, 74559, 95961, 223677, 287883, 671031, 863649, 945271, 2835813, 8507439, 25522317, 27412859, 82238577, 246715731, 740147193]

約数ペア:

[(1, 740147193), (3, 246715731), (9, 82238577), (27, 27412859), (29, 25522317), (87, 8507439), (261, 2835813), (783, 945271), (857, 863649), (1103, 671031), (2571, 287883), (3309, 223677), (7713, 95961), (9927, 74559), (23139, 31987), (24853, 29781)]