1291053205

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{196657}}^1$

素因数の和:196776

約数の個数: 16

約数和(自身を含む): 1684965744

約数和(自身を除く): 393912539

約数列:

[1, 5, 13, 65, 101, 505, 1313, 6565, 196657, 983285, 2556541, 12782705, 19862357, 99311785, 258210641, 1291053205]

約数ペア:

[(1, 1291053205), (5, 258210641), (13, 99311785), (65, 19862357), (101, 12782705), (505, 2556541), (1313, 983285), (6565, 196657)]