28027168

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{757}}^1$

素因数の和:869

約数の個数: 48

約数和(自身を含む): 60170040

約数和(自身を除く): 32142872

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 89, 104, 178, 208, 356, 416, 712, 757, 1157, 1424, 1514, 2314, 2848, 3028, 4628, 6056, 9256, 9841, 12112, 18512, 19682, 24224, 37024, 39364, 67373, 78728, 134746, 157456, 269492, 314912, 538984, 875849, 1077968, 1751698, 2155936, 3503396, 7006792, 14013584, 28027168]

約数ペア:

[(1, 28027168), (2, 14013584), (4, 7006792), (8, 3503396), (13, 2155936), (16, 1751698), (26, 1077968), (32, 875849), (52, 538984), (89, 314912), (104, 269492), (178, 157456), (208, 134746), (356, 78728), (416, 67373), (712, 39364), (757, 37024), (1157, 24224), (1424, 19682), (1514, 18512), (2314, 12112), (2848, 9841), (3028, 9256), (4628, 6056)]