209905345

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{11411}}^1$

素因数の和:11712

約数の個数: 16

約数和(自身を含む): 272244672

約数和(自身を除く): 62339327

約数列:

[1, 5, 13, 65, 283, 1415, 3679, 11411, 18395, 57055, 148343, 741715, 3229313, 16146565, 41981069, 209905345]

約数ペア:

[(1, 209905345), (5, 41981069), (13, 16146565), (65, 3229313), (283, 741715), (1415, 148343), (3679, 57055), (11411, 18395)]