40609426

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{141991}}^1$

素因数の和:142017

約数の個数: 16

約数和(自身を含む): 71563968

約数和(自身を除く): 30954542

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 141991, 283982, 1561901, 1845883, 3123802, 3691766, 20304713, 40609426]

約数ペア:

[(1, 40609426), (2, 20304713), (11, 3691766), (13, 3123802), (22, 1845883), (26, 1561901), (143, 283982), (286, 141991)]