81502462

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{6449}}^1$

素因数の和:6611

約数の個数: 16

約数和(自身を含む): 125388000

約数和(自身を除く): 43885538

約数列:

[1, 2, 71, 89, 142, 178, 6319, 6449, 12638, 12898, 457879, 573961, 915758, 1147922, 40751231, 81502462]

約数ペア:

[(1, 81502462), (2, 40751231), (71, 1147922), (89, 915758), (142, 573961), (178, 457879), (6319, 12898), (6449, 12638)]