12891362

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{349}}^1$

素因数の和:458

約数の個数: 32

約数和(自身を含む): 22377600

約数和(自身を除く): 9486238

約数列:

[1, 2, 11, 22, 23, 46, 73, 146, 253, 349, 506, 698, 803, 1606, 1679, 3358, 3839, 7678, 8027, 16054, 18469, 25477, 36938, 50954, 88297, 176594, 280247, 560494, 585971, 1171942, 6445681, 12891362]

約数ペア:

[(1, 12891362), (2, 6445681), (11, 1171942), (22, 585971), (23, 560494), (46, 280247), (73, 176594), (146, 88297), (253, 50954), (349, 36938), (506, 25477), (698, 18469), (803, 16054), (1606, 8027), (1679, 7678), (3358, 3839)]