201449521

素因数分解:

$7^1\times {\mathrm{13}}^3\times {\mathrm{13099}}^1$

素因数の和:13145

約数の個数: 16

約数和(自身を含む): 249424000

約数和(自身を除く): 47974479

約数列:

[1, 7, 13, 91, 169, 1183, 2197, 13099, 15379, 91693, 170287, 1192009, 2213731, 15496117, 28778503, 201449521]

約数ペア:

[(1, 201449521), (7, 28778503), (13, 15496117), (91, 2213731), (169, 1192009), (1183, 170287), (2197, 91693), (13099, 15379)]