2021677905

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{43019}}^1$

素因数の和:43281

約数の個数: 32

約数和(自身を含む): 3498042240

約数和(自身を除く): 1476364335

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 241, 723, 1205, 3133, 3615, 9399, 15665, 43019, 46995, 129057, 215095, 559247, 645285, 1677741, 2796235, 8388705, 10367579, 31102737, 51837895, 134778527, 155513685, 404335581, 673892635, 2021677905]

約数ペア:

[(1, 2021677905), (3, 673892635), (5, 404335581), (13, 155513685), (15, 134778527), (39, 51837895), (65, 31102737), (195, 10367579), (241, 8388705), (723, 2796235), (1205, 1677741), (3133, 645285), (3615, 559247), (9399, 215095), (15665, 129057), (43019, 46995)]