28913783

素因数分解:

${\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{647}}^1$

素因数の和:766

約数の個数: 16

約数和(自身を含む): 31726080

約数和(自身を除く): 2812297

約数列:

[1, 23, 29, 67, 647, 667, 1541, 1943, 14881, 18763, 43349, 44689, 431549, 997027, 1257121, 28913783]

約数ペア:

[(1, 28913783), (23, 1257121), (29, 997027), (67, 431549), (647, 44689), (667, 43349), (1541, 18763), (1943, 14881)]