4991386

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{251}}^1$

素因数の和:477

約数の個数: 16

約数和(自身を含む): 7687008

約数和(自身を除く): 2695622

約数列:

[1, 2, 61, 122, 163, 251, 326, 502, 9943, 15311, 19886, 30622, 40913, 81826, 2495693, 4991386]

約数ペア:

[(1, 4991386), (2, 2495693), (61, 81826), (122, 40913), (163, 30622), (251, 19886), (326, 15311), (502, 9943)]