40381131

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{251}}^1$

素因数の和:471

約数の個数: 32

約数和(自身を含む): 63479808

約数和(自身を除く): 23098677

約数列:

[1, 3, 7, 21, 47, 141, 163, 251, 329, 489, 753, 987, 1141, 1757, 3423, 5271, 7661, 11797, 22983, 35391, 40913, 53627, 82579, 122739, 160881, 247737, 286391, 859173, 1922911, 5768733, 13460377, 40381131]

約数ペア:

[(1, 40381131), (3, 13460377), (7, 5768733), (21, 1922911), (47, 859173), (141, 286391), (163, 247737), (251, 160881), (329, 122739), (489, 82579), (753, 53627), (987, 40913), (1141, 35391), (1757, 22983), (3423, 11797), (5271, 7661)]