72278404

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{10463}}^1$

素因数の和:10635

約数の個数: 24

約数和(自身を含む): 138878208

約数和(自身を除く): 66599804

約数列:

[1, 2, 4, 11, 22, 44, 157, 314, 628, 1727, 3454, 6908, 10463, 20926, 41852, 115093, 230186, 460372, 1642691, 3285382, 6570764, 18069601, 36139202, 72278404]

約数ペア:

[(1, 72278404), (2, 36139202), (4, 18069601), (11, 6570764), (22, 3285382), (44, 1642691), (157, 460372), (314, 230186), (628, 115093), (1727, 41852), (3454, 20926), (6908, 10463)]