28308072

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{90731}}^1$

素因数の和:90753

約数の個数: 32

約数和(自身を含む): 76214880

約数和(自身を除く): 47906808

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 90731, 181462, 272193, 362924, 544386, 725848, 1088772, 1179503, 2177544, 2359006, 3538509, 4718012, 7077018, 9436024, 14154036, 28308072]

約数ペア:

[(1, 28308072), (2, 14154036), (3, 9436024), (4, 7077018), (6, 4718012), (8, 3538509), (12, 2359006), (13, 2177544), (24, 1179503), (26, 1088772), (39, 725848), (52, 544386), (78, 362924), (104, 272193), (156, 181462), (312, 90731)]