215898163

素因数分解:

${\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{241}}^1\times {\mathrm{503}}^1$

素因数の和:894

約数の個数: 16

約数和(自身を含む): 235642176

約数和(自身を除く): 19744013

約数列:

[1, 13, 137, 241, 503, 1781, 3133, 6539, 33017, 68911, 121223, 429221, 895843, 1575899, 16607551, 215898163]

約数ペア:

[(1, 215898163), (13, 16607551), (137, 1575899), (241, 895843), (503, 429221), (1781, 121223), (3133, 68911), (6539, 33017)]