2788226

素因数分解:

$2^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2521}}^1$

素因数の和:2609

約数の個数: 16

約数和(自身を含む): 4842240

約数和(自身を除く): 2054014

約数列:

[1, 2, 7, 14, 79, 158, 553, 1106, 2521, 5042, 17647, 35294, 199159, 398318, 1394113, 2788226]

約数ペア:

[(1, 2788226), (2, 1394113), (7, 398318), (14, 199159), (79, 35294), (158, 17647), (553, 5042), (1106, 2521)]