40721199

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{3947}}^1$

素因数の和:4150

約数の個数: 16

約数和(自身を含む): 57482880

約数和(自身を除く): 16761681

約数列:

[1, 3, 19, 57, 181, 543, 3439, 3947, 10317, 11841, 74993, 224979, 714407, 2143221, 13573733, 40721199]

約数ペア:

[(1, 40721199), (3, 13573733), (19, 2143221), (57, 714407), (181, 224979), (543, 74993), (3439, 11841), (3947, 10317)]