27912685

素因数分解:

$5^1\times {\mathrm{23}}^2\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:285

約数の個数: 24

約数和(自身を含む): 35794584

約数和(自身を除く): 7881899

約数列:

[1, 5, 23, 61, 115, 173, 305, 529, 865, 1403, 2645, 3979, 7015, 10553, 19895, 32269, 52765, 91517, 161345, 242719, 457585, 1213595, 5582537, 27912685]

約数ペア:

[(1, 27912685), (5, 5582537), (23, 1213595), (61, 457585), (115, 242719), (173, 161345), (305, 91517), (529, 52765), (865, 32269), (1403, 19895), (2645, 10553), (3979, 7015)]