81147735

素因数分解:

$3^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{5167}}^1$

素因数の和:5527

約数の個数: 24

約数和(自身を含む): 141086400

約数和(自身を除く): 59938665

約数列:

[1, 3, 5, 9, 15, 45, 349, 1047, 1745, 3141, 5167, 5235, 15501, 15705, 25835, 46503, 77505, 232515, 1803283, 5409849, 9016415, 16229547, 27049245, 81147735]

約数ペア:

[(1, 81147735), (3, 27049245), (5, 16229547), (9, 9016415), (15, 5409849), (45, 1803283), (349, 232515), (1047, 77505), (1745, 46503), (3141, 25835), (5167, 15705), (5235, 15501)]