217023976

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{39373}}^1$

素因数の和:39445

約数の個数: 32

約数和(自身を含む): 446501160

約数和(自身を除く): 229477184

約数列:

[1, 2, 4, 8, 13, 26, 52, 53, 104, 106, 212, 424, 689, 1378, 2756, 5512, 39373, 78746, 157492, 314984, 511849, 1023698, 2047396, 2086769, 4094792, 4173538, 8347076, 16694152, 27127997, 54255994, 108511988, 217023976]

約数ペア:

[(1, 217023976), (2, 108511988), (4, 54255994), (8, 27127997), (13, 16694152), (26, 8347076), (52, 4173538), (53, 4094792), (104, 2086769), (106, 2047396), (212, 1023698), (424, 511849), (689, 314984), (1378, 157492), (2756, 78746), (5512, 39373)]