26756249

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:249

約数の個数: 24

約数和(自身を含む): 31358880

約数和(自身を除く): 4602631

約数列:

[1, 13, 17, 67, 139, 169, 221, 871, 1139, 1807, 2363, 2873, 9313, 11323, 14807, 23491, 30719, 121069, 158321, 192491, 399347, 1573897, 2058173, 26756249]

約数ペア:

[(1, 26756249), (13, 2058173), (17, 1573897), (67, 399347), (139, 192491), (169, 158321), (221, 121069), (871, 30719), (1139, 23491), (1807, 14807), (2363, 11323), (2873, 9313)]