40538078

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{67339}}^1$

素因数の和:67391

約数の個数: 16

約数和(自身を含む): 71111040

約数和(自身を除く): 30572962

約数列:

[1, 2, 7, 14, 43, 86, 301, 602, 67339, 134678, 471373, 942746, 2895577, 5791154, 20269039, 40538078]

約数ペア:

[(1, 40538078), (2, 20269039), (7, 5791154), (14, 2895577), (43, 942746), (86, 471373), (301, 134678), (602, 67339)]