40871402

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{142907}}^1$

素因数の和:142933

約数の個数: 16

約数和(自身を含む): 72025632

約数和(自身を除く): 31154230

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 142907, 285814, 1571977, 1857791, 3143954, 3715582, 20435701, 40871402]

約数ペア:

[(1, 40871402), (2, 20435701), (11, 3715582), (13, 3143954), (22, 1857791), (26, 1571977), (143, 285814), (286, 142907)]