81371364

素因数分解:

$2^2\times 3^1\times {\mathrm{317}}^1\times {\mathrm{21391}}^1$

素因数の和:21715

約数の個数: 24

約数和(自身を含む): 190474368

約数和(自身を除く): 109103004

約数列:

[1, 2, 3, 4, 6, 12, 317, 634, 951, 1268, 1902, 3804, 21391, 42782, 64173, 85564, 128346, 256692, 6780947, 13561894, 20342841, 27123788, 40685682, 81371364]

約数ペア:

[(1, 81371364), (2, 40685682), (3, 27123788), (4, 20342841), (6, 13561894), (12, 6780947), (317, 256692), (634, 128346), (951, 85564), (1268, 64173), (1902, 42782), (3804, 21391)]