203753415

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{419}}^1\times {\mathrm{1907}}^1$

素因数の和:2351

約数の個数: 32

約数和(自身を含む): 346187520

約数和(自身を除く): 142434105

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 419, 1257, 1907, 2095, 5721, 6285, 7123, 9535, 21369, 28605, 32419, 35615, 97257, 106845, 162095, 486285, 799033, 2397099, 3995165, 11985495, 13583561, 40750683, 67917805, 203753415]

約数ペア:

[(1, 203753415), (3, 67917805), (5, 40750683), (15, 13583561), (17, 11985495), (51, 3995165), (85, 2397099), (255, 799033), (419, 486285), (1257, 162095), (1907, 106845), (2095, 97257), (5721, 35615), (6285, 32419), (7123, 28605), (9535, 21369)]