27753649

素因数分解:

$7^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:218

約数の個数: 36

約数和(自身を含む): 36873984

約数和(自身を除く): 9120335

約数列:

[1, 7, 11, 31, 49, 77, 121, 151, 217, 341, 539, 847, 1057, 1519, 1661, 2387, 3751, 4681, 5929, 7399, 11627, 16709, 18271, 26257, 32767, 51491, 81389, 127897, 183799, 229369, 360437, 566401, 895279, 2523059, 3964807, 27753649]

約数ペア:

[(1, 27753649), (7, 3964807), (11, 2523059), (31, 895279), (49, 566401), (77, 360437), (121, 229369), (151, 183799), (217, 127897), (341, 81389), (539, 51491), (847, 32767), (1057, 26257), (1519, 18271), (1661, 16709), (2387, 11627), (3751, 7399), (4681, 5929)]