28053124

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{149}}^1\times {\mathrm{389}}^1$

素因数の和:564

約数の個数: 36

約数和(自身を含む): 54463500

約数和(自身を除く): 26410376

約数列:

[1, 2, 4, 11, 22, 44, 121, 149, 242, 298, 389, 484, 596, 778, 1556, 1639, 3278, 4279, 6556, 8558, 17116, 18029, 36058, 47069, 57961, 72116, 94138, 115922, 188276, 231844, 637571, 1275142, 2550284, 7013281, 14026562, 28053124]

約数ペア:

[(1, 28053124), (2, 14026562), (4, 7013281), (11, 2550284), (22, 1275142), (44, 637571), (121, 231844), (149, 188276), (242, 115922), (298, 94138), (389, 72116), (484, 57961), (596, 47069), (778, 36058), (1556, 18029), (1639, 17116), (3278, 8558), (4279, 6556)]