201289781

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{137587}}^1$

素因数の和:137624

約数の個数: 16

約数和(自身を含む): 264168960

約数和(自身を除く): 62879179

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 137587, 963109, 1513457, 2614153, 10594199, 18299071, 28755683, 201289781]

約数ペア:

[(1, 201289781), (7, 28755683), (11, 18299071), (19, 10594199), (77, 2614153), (133, 1513457), (209, 963109), (1463, 137587)]