199282881

素因数分解:

$3^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{63689}}^1$

素因数の和:63848

約数の個数: 16

約数和(自身を含む): 305712000

約数和(自身を除く): 106429119

約数列:

[1, 3, 7, 21, 149, 447, 1043, 3129, 63689, 191067, 445823, 1337469, 9489661, 28468983, 66427627, 199282881]

約数ペア:

[(1, 199282881), (3, 66427627), (7, 28468983), (21, 9489661), (149, 1337469), (447, 445823), (1043, 191067), (3129, 63689)]