215414355

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{15559}}^1$

素因数の和:15651

約数の個数: 32

約数和(自身を含む): 376427520

約数和(自身を除く): 161013165

約数列:

[1, 3, 5, 13, 15, 39, 65, 71, 195, 213, 355, 923, 1065, 2769, 4615, 13845, 15559, 46677, 77795, 202267, 233385, 606801, 1011335, 1104689, 3034005, 3314067, 5523445, 14360957, 16570335, 43082871, 71804785, 215414355]

約数ペア:

[(1, 215414355), (3, 71804785), (5, 43082871), (13, 16570335), (15, 14360957), (39, 5523445), (65, 3314067), (71, 3034005), (195, 1104689), (213, 1011335), (355, 606801), (923, 233385), (1065, 202267), (2769, 77795), (4615, 46677), (13845, 15559)]