40385263

素因数分解:

${\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1$

素因数の和:402

約数の個数: 16

約数和(自身を含む): 43243200

約数和(自身を除く): 2857937

約数列:

[1, 23, 89, 109, 181, 2047, 2507, 4163, 9701, 16109, 19729, 223123, 370507, 453767, 1755881, 40385263]

約数ペア:

[(1, 40385263), (23, 1755881), (89, 453767), (109, 370507), (181, 223123), (2047, 19729), (2507, 16109), (4163, 9701)]