81387824

素因数分解:

$2^4\times 7^2\times {\mathrm{103811}}^1$

素因数の和:103833

約数の個数: 30

約数和(自身を含む): 183435804

約数和(自身を除く): 102047980

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 103811, 207622, 415244, 726677, 830488, 1453354, 1660976, 2906708, 5086739, 5813416, 10173478, 11626832, 20346956, 40693912, 81387824]

約数ペア:

[(1, 81387824), (2, 40693912), (4, 20346956), (7, 11626832), (8, 10173478), (14, 5813416), (16, 5086739), (28, 2906708), (49, 1660976), (56, 1453354), (98, 830488), (112, 726677), (196, 415244), (392, 207622), (784, 103811)]