40238653

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{349}}^1$

素因数の和:557

約数の個数: 24

約数和(自身を含む): 50832600

約数和(自身を除く): 10593947

約数列:

[1, 7, 13, 49, 91, 181, 349, 637, 1267, 2353, 2443, 4537, 8869, 16471, 17101, 31759, 63169, 115297, 222313, 442183, 821197, 3095281, 5748379, 40238653]

約数ペア:

[(1, 40238653), (7, 5748379), (13, 3095281), (49, 821197), (91, 442183), (181, 222313), (349, 115297), (637, 63169), (1267, 31759), (2353, 17101), (2443, 16471), (4537, 8869)]