78864358

素因数分解:

$2^1\times {\mathrm{131}}^1\times {\mathrm{241}}^1\times {\mathrm{1249}}^1$

素因数の和:1623

約数の個数: 16

約数和(自身を含む): 119790000

約数和(自身を除く): 40925642

約数列:

[1, 2, 131, 241, 262, 482, 1249, 2498, 31571, 63142, 163619, 301009, 327238, 602018, 39432179, 78864358]

約数ペア:

[(1, 78864358), (2, 39432179), (131, 602018), (241, 327238), (262, 301009), (482, 163619), (1249, 63142), (2498, 31571)]