1285991966

素因数分解:

$2^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{197}}^1\times {\mathrm{1129}}^1$

素因数の和:1401

約数の個数: 48

約数和(自身を含む): 2295572400

約数和(自身を除く): 1009580434

約数列:

[1, 2, 7, 14, 49, 59, 98, 118, 197, 394, 413, 826, 1129, 1379, 2258, 2758, 2891, 5782, 7903, 9653, 11623, 15806, 19306, 23246, 55321, 66611, 81361, 110642, 133222, 162722, 222413, 444826, 466277, 569527, 932554, 1139054, 1556891, 3113782, 3263939, 6527878, 10898237, 13122367, 21796474, 26244734, 91856569, 183713138, 642995983, 1285991966]

約数ペア:

[(1, 1285991966), (2, 642995983), (7, 183713138), (14, 91856569), (49, 26244734), (59, 21796474), (98, 13122367), (118, 10898237), (197, 6527878), (394, 3263939), (413, 3113782), (826, 1556891), (1129, 1139054), (1379, 932554), (2258, 569527), (2758, 466277), (2891, 444826), (5782, 222413), (7903, 162722), (9653, 133222), (11623, 110642), (15806, 81361), (19306, 66611), (23246, 55321)]