81232502

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{337}}^1$

素因数の和:552

約数の個数: 32

約数和(自身を含む): 134464512

約数和(自身を除く): 53232010

約数列:

[1, 2, 13, 26, 73, 127, 146, 254, 337, 674, 949, 1651, 1898, 3302, 4381, 8762, 9271, 18542, 24601, 42799, 49202, 85598, 120523, 241046, 319813, 556387, 639626, 1112774, 3124327, 6248654, 40616251, 81232502]

約数ペア:

[(1, 81232502), (2, 40616251), (13, 6248654), (26, 3124327), (73, 1112774), (127, 639626), (146, 556387), (254, 319813), (337, 241046), (674, 120523), (949, 85598), (1651, 49202), (1898, 42799), (3302, 24601), (4381, 18542), (8762, 9271)]