40781013

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{149381}}^1$

素因数の和:149404

約数の個数: 16

約数和(自身を含む): 66923136

約数和(自身を除く): 26142123

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 149381, 448143, 1045667, 1941953, 3137001, 5825859, 13593671, 40781013]

約数ペア:

[(1, 40781013), (3, 13593671), (7, 5825859), (13, 3137001), (21, 1941953), (39, 1045667), (91, 448143), (273, 149381)]