289354

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{359}}^1$

素因数の和:405

約数の個数: 16

約数和(自身を含む): 483840

約数和(自身を除く): 194486

約数列:

[1, 2, 13, 26, 31, 62, 359, 403, 718, 806, 4667, 9334, 11129, 22258, 144677, 289354]

約数ペア:

[(1, 289354), (2, 144677), (13, 22258), (26, 11129), (31, 9334), (62, 4667), (359, 806), (403, 718)]