65214289

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{131}}^1\times {\mathrm{197}}^1$

素因数の和:373

約数の個数: 24

約数和(自身を含む): 79662528

約数和(自身を除く): 14448239

約数列:

[1, 7, 19, 131, 133, 197, 361, 917, 1379, 2489, 2527, 3743, 17423, 25807, 26201, 47291, 71117, 180649, 331037, 490333, 497819, 3432331, 9316327, 65214289]

約数ペア:

[(1, 65214289), (7, 9316327), (19, 3432331), (131, 497819), (133, 490333), (197, 331037), (361, 180649), (917, 71117), (1379, 47291), (2489, 26201), (2527, 25807), (3743, 17423)]