51816395

素因数分解:

$5^1\times {\mathrm{131}}^1\times {\mathrm{239}}^1\times {\mathrm{331}}^1$

素因数の和:706

約数の個数: 16

約数和(自身を含む): 63106560

約数和(自身を除く): 11290165

約数列:

[1, 5, 131, 239, 331, 655, 1195, 1655, 31309, 43361, 79109, 156545, 216805, 395545, 10363279, 51816395]

約数ペア:

[(1, 51816395), (5, 10363279), (131, 395545), (239, 216805), (331, 156545), (655, 79109), (1195, 43361), (1655, 31309)]