398410545

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1319}}^1\times {\mathrm{1549}}^1$

素因数の和:2889

約数の個数: 32

約数和(自身を含む): 687456000

約数和(自身を除く): 289045455

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 1319, 1549, 3957, 4647, 6595, 7745, 17147, 19785, 20137, 23235, 51441, 60411, 85735, 100685, 257205, 302055, 2043131, 6129393, 10215655, 26560703, 30646965, 79682109, 132803515, 398410545]

約数ペア:

[(1, 398410545), (3, 132803515), (5, 79682109), (13, 30646965), (15, 26560703), (39, 10215655), (65, 6129393), (195, 2043131), (1319, 302055), (1549, 257205), (3957, 100685), (4647, 85735), (6595, 60411), (7745, 51441), (17147, 23235), (19785, 20137)]