284206

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{643}}^1$

素因数の和:675

約数の個数: 16

約数和(自身を含む): 486864

約数和(自身を除く): 202658

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 643, 1286, 8359, 10931, 16718, 21862, 142103, 284206]

約数ペア:

[(1, 284206), (2, 142103), (13, 21862), (17, 16718), (26, 10931), (34, 8359), (221, 1286), (442, 643)]