81217696

素因数分解:

$2^5\times 7^2\times {\mathrm{51797}}^1$

素因数の和:51821

約数の個数: 36

約数和(自身を含む): 186006618

約数和(自身を除く): 104788922

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 784, 1568, 51797, 103594, 207188, 362579, 414376, 725158, 828752, 1450316, 1657504, 2538053, 2900632, 5076106, 5801264, 10152212, 11602528, 20304424, 40608848, 81217696]

約数ペア:

[(1, 81217696), (2, 40608848), (4, 20304424), (7, 11602528), (8, 10152212), (14, 5801264), (16, 5076106), (28, 2900632), (32, 2538053), (49, 1657504), (56, 1450316), (98, 828752), (112, 725158), (196, 414376), (224, 362579), (392, 207188), (784, 103594), (1568, 51797)]