28440019993

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{9982457}}^1$

素因数の和:9982512

約数の個数: 16

約数和(自身を含む): 36416006784

約数和(自身を除く): 7975986791

約数列:

[1, 7, 11, 37, 77, 259, 407, 2849, 9982457, 69877199, 109807027, 369350909, 768649189, 2585456363, 4062859999, 28440019993]

約数ペア:

[(1, 28440019993), (7, 4062859999), (11, 2585456363), (37, 768649189), (77, 369350909), (259, 109807027), (407, 69877199), (2849, 9982457)]