197443178

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{28807}}^1$

素因数の和:28981

約数の個数: 16

約数和(自身を含む): 311126400

約数和(自身を除く): 113683222

約数列:

[1, 2, 23, 46, 149, 298, 3427, 6854, 28807, 57614, 662561, 1325122, 4292243, 8584486, 98721589, 197443178]

約数ペア:

[(1, 197443178), (2, 98721589), (23, 8584486), (46, 4292243), (149, 1325122), (298, 662561), (3427, 57614), (6854, 28807)]