81058178

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{263}}^1\times {\mathrm{2111}}^1$

素因数の和:2449

約数の個数: 16

約数和(自身を含む): 123780096

約数和(自身を除く): 42721918

約数列:

[1, 2, 73, 146, 263, 526, 2111, 4222, 19199, 38398, 154103, 308206, 555193, 1110386, 40529089, 81058178]

約数ペア:

[(1, 81058178), (2, 40529089), (73, 1110386), (146, 555193), (263, 308206), (526, 154103), (2111, 38398), (4222, 19199)]