81695354

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{101359}}^1$

素因数の和:101405

約数の個数: 16

約数和(自身を含む): 136227840

約数和(自身を除く): 54532486

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 101359, 202718, 1317667, 2635334, 3142129, 6284258, 40847677, 81695354]

約数ペア:

[(1, 81695354), (2, 40847677), (13, 6284258), (26, 3142129), (31, 2635334), (62, 1317667), (403, 202718), (806, 101359)]