275185455

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41981}}^1$

素因数の和:42031

約数の個数: 32

約数和(自身を含む): 483632640

約数和(自身を除く): 208447185

約数列:

[1, 3, 5, 15, 19, 23, 57, 69, 95, 115, 285, 345, 437, 1311, 2185, 6555, 41981, 125943, 209905, 629715, 797639, 965563, 2392917, 2896689, 3988195, 4827815, 11964585, 14483445, 18345697, 55037091, 91728485, 275185455]

約数ペア:

[(1, 275185455), (3, 91728485), (5, 55037091), (15, 18345697), (19, 14483445), (23, 11964585), (57, 4827815), (69, 3988195), (95, 2896689), (115, 2392917), (285, 965563), (345, 797639), (437, 629715), (1311, 209905), (2185, 125943), (6555, 41981)]