20110275

素因数分解:

$3^4\times 5^2\times {\mathrm{9931}}^1$

素因数の和:9953

約数の個数: 30

約数和(自身を含む): 37254932

約数和(自身を除く): 17144657

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 2025, 9931, 29793, 49655, 89379, 148965, 248275, 268137, 446895, 744825, 804411, 1340685, 2234475, 4022055, 6703425, 20110275]

約数ペア:

[(1, 20110275), (3, 6703425), (5, 4022055), (9, 2234475), (15, 1340685), (25, 804411), (27, 744825), (45, 446895), (75, 268137), (81, 248275), (135, 148965), (225, 89379), (405, 49655), (675, 29793), (2025, 9931)]