131531262

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{13901}}^1$

素因数の和:14008

約数の個数: 32

約数和(自身を含む): 280264320

約数和(自身を除く): 148733058

約数列:

[1, 2, 3, 6, 19, 38, 57, 83, 114, 166, 249, 498, 1577, 3154, 4731, 9462, 13901, 27802, 41703, 83406, 264119, 528238, 792357, 1153783, 1584714, 2307566, 3461349, 6922698, 21921877, 43843754, 65765631, 131531262]

約数ペア:

[(1, 131531262), (2, 65765631), (3, 43843754), (6, 21921877), (19, 6922698), (38, 3461349), (57, 2307566), (83, 1584714), (114, 1153783), (166, 792357), (249, 528238), (498, 264119), (1577, 83406), (3154, 41703), (4731, 27802), (9462, 13901)]