40427894

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{17471}}^1$

素因数の和:17575

約数の個数: 16

約数和(自身を含む): 66044160

約数和(自身を除く): 25616266

約数列:

[1, 2, 13, 26, 89, 178, 1157, 2314, 17471, 34942, 227123, 454246, 1554919, 3109838, 20213947, 40427894]

約数ペア:

[(1, 40427894), (2, 20213947), (13, 3109838), (26, 1554919), (89, 454246), (178, 227123), (1157, 34942), (2314, 17471)]