2648608417

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{218839}}^1$

素因数の和:218885

約数の個数: 24

約数和(自身を含む): 3492686400

約数和(自身を除く): 844077983

約数列:

[1, 7, 13, 19, 49, 91, 133, 247, 637, 931, 1729, 12103, 218839, 1531873, 2844907, 4157941, 10723111, 19914349, 29105587, 54053233, 139400443, 203739109, 378372631, 2648608417]

約数ペア:

[(1, 2648608417), (7, 378372631), (13, 203739109), (19, 139400443), (49, 54053233), (91, 29105587), (133, 19914349), (247, 10723111), (637, 4157941), (931, 2844907), (1729, 1531873), (12103, 218839)]