27921591

素因数分解:

$3^4\times {\mathrm{61}}^1\times {\mathrm{5651}}^1$

素因数の和:5724

約数の個数: 20

約数和(自身を含む): 42401304

約数和(自身を除く): 14479713

約数列:

[1, 3, 9, 27, 61, 81, 183, 549, 1647, 4941, 5651, 16953, 50859, 152577, 344711, 457731, 1034133, 3102399, 9307197, 27921591]

約数ペア:

[(1, 27921591), (3, 9307197), (9, 3102399), (27, 1034133), (61, 457731), (81, 344711), (183, 152577), (549, 50859), (1647, 16953), (4941, 5651)]