81626294

素因数分解:

$2^1\times {\mathrm{181}}^1\times {\mathrm{443}}^1\times {\mathrm{509}}^1$

素因数の和:1135

約数の個数: 16

約数和(自身を含む): 123636240

約数和(自身を除く): 42009946

約数列:

[1, 2, 181, 362, 443, 509, 886, 1018, 80183, 92129, 160366, 184258, 225487, 450974, 40813147, 81626294]

約数ペア:

[(1, 81626294), (2, 40813147), (181, 450974), (362, 225487), (443, 184258), (509, 160366), (886, 92129), (1018, 80183)]