40526649

素因数分解:

$3^4\times {\mathrm{491}}^1\times {\mathrm{1019}}^1$

素因数の和:1522

約数の個数: 20

約数和(自身を含む): 60722640

約数和(自身を除く): 20195991

約数列:

[1, 3, 9, 27, 81, 491, 1019, 1473, 3057, 4419, 9171, 13257, 27513, 39771, 82539, 500329, 1500987, 4502961, 13508883, 40526649]

約数ペア:

[(1, 40526649), (3, 13508883), (9, 4502961), (27, 1500987), (81, 500329), (491, 82539), (1019, 39771), (1473, 27513), (3057, 13257), (4419, 9171)]