28111188

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{379}}^1\times {\mathrm{883}}^1$

素因数の和:1276

約数の個数: 48

約数和(自身を含む): 75246080

約数和(自身を除く): 47134892

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 379, 758, 883, 1137, 1516, 1766, 2274, 2649, 2653, 3532, 4548, 5298, 5306, 6181, 7959, 10596, 10612, 12362, 15918, 18543, 24724, 31836, 37086, 74172, 334657, 669314, 1003971, 1338628, 2007942, 2342599, 4015884, 4685198, 7027797, 9370396, 14055594, 28111188]

約数ペア:

[(1, 28111188), (2, 14055594), (3, 9370396), (4, 7027797), (6, 4685198), (7, 4015884), (12, 2342599), (14, 2007942), (21, 1338628), (28, 1003971), (42, 669314), (84, 334657), (379, 74172), (758, 37086), (883, 31836), (1137, 24724), (1516, 18543), (1766, 15918), (2274, 12362), (2649, 10612), (2653, 10596), (3532, 7959), (4548, 6181), (5298, 5306)]