27694457

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{197}}^1$

素因数の和:381

約数の個数: 24

約数和(自身を含む): 34309440

約数和(自身を除く): 6614983

約数列:

[1, 7, 19, 49, 133, 151, 197, 931, 1057, 1379, 2869, 3743, 7399, 9653, 20083, 26201, 29747, 140581, 183407, 208229, 565193, 1457603, 3956351, 27694457]

約数ペア:

[(1, 27694457), (7, 3956351), (19, 1457603), (49, 565193), (133, 208229), (151, 183407), (197, 140581), (931, 29747), (1057, 26201), (1379, 20083), (2869, 9653), (3743, 7399)]