28209862

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{257}}^1\times {\mathrm{773}}^1$

素因数の和:1103

約数の個数: 16

約数和(自身を含む): 43133472

約数和(自身を除く): 14923610

約数列:

[1, 2, 71, 142, 257, 514, 773, 1546, 18247, 36494, 54883, 109766, 198661, 397322, 14104931, 28209862]

約数ペア:

[(1, 28209862), (2, 14104931), (71, 397322), (142, 198661), (257, 109766), (514, 54883), (773, 36494), (1546, 18247)]