40940781

素因数分解:

$3^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{12911}}^1$

素因数の和:13072

約数の個数: 16

約数和(自身を含む): 62803968

約数和(自身を除く): 21863187

約数列:

[1, 3, 7, 21, 151, 453, 1057, 3171, 12911, 38733, 90377, 271131, 1949561, 5848683, 13646927, 40940781]

約数ペア:

[(1, 40940781), (3, 13646927), (7, 5848683), (21, 1949561), (151, 271131), (453, 90377), (1057, 38733), (3171, 12911)]