81159816

素因数分解:

$2^3\times 3^1\times {\mathrm{71}}^1\times {\mathrm{47629}}^1$

素因数の和:47709

約数の個数: 32

約数和(自身を含む): 205761600

約数和(自身を除く): 124601784

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 71, 142, 213, 284, 426, 568, 852, 1704, 47629, 95258, 142887, 190516, 285774, 381032, 571548, 1143096, 3381659, 6763318, 10144977, 13526636, 20289954, 27053272, 40579908, 81159816]

約数ペア:

[(1, 81159816), (2, 40579908), (3, 27053272), (4, 20289954), (6, 13526636), (8, 10144977), (12, 6763318), (24, 3381659), (71, 1143096), (142, 571548), (213, 381032), (284, 285774), (426, 190516), (568, 142887), (852, 95258), (1704, 47629)]