12938821028

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1423}}^1\times {\mathrm{2017}}^1$

素因数の和:3481

約数の個数: 72

約数和(自身を含む): 27517900032

約数和(自身を除く): 14579079004

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 92, 98, 161, 196, 322, 644, 1127, 1423, 2017, 2254, 2846, 4034, 4508, 5692, 8068, 9961, 14119, 19922, 28238, 32729, 39844, 46391, 56476, 65458, 69727, 92782, 98833, 130916, 139454, 185564, 197666, 229103, 278908, 324737, 395332, 458206, 649474, 916412, 1298948, 1603721, 2273159, 2870191, 3207442, 4546318, 5740382, 6414884, 9092636, 11480764, 20091337, 40182674, 66014393, 80365348, 132028786, 140639359, 264057572, 281278718, 462100751, 562557436, 924201502, 1848403004, 3234705257, 6469410514, 12938821028]

約数ペア:

[(1, 12938821028), (2, 6469410514), (4, 3234705257), (7, 1848403004), (14, 924201502), (23, 562557436), (28, 462100751), (46, 281278718), (49, 264057572), (92, 140639359), (98, 132028786), (161, 80365348), (196, 66014393), (322, 40182674), (644, 20091337), (1127, 11480764), (1423, 9092636), (2017, 6414884), (2254, 5740382), (2846, 4546318), (4034, 3207442), (4508, 2870191), (5692, 2273159), (8068, 1603721), (9961, 1298948), (14119, 916412), (19922, 649474), (28238, 458206), (32729, 395332), (39844, 324737), (46391, 278908), (56476, 229103), (65458, 197666), (69727, 185564), (92782, 139454), (98833, 130916)]