81663669822

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{6521}}^1\times {\mathrm{298171}}^1$

素因数の和:304704

約数の個数: 32

約数和(自身を含む): 186689067264

約数和(自身を除く): 105025397442

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 6521, 13042, 19563, 39126, 45647, 91294, 136941, 273882, 298171, 596342, 894513, 1789026, 2087197, 4174394, 6261591, 12523182, 1944373091, 3888746182, 5833119273, 11666238546, 13610611637, 27221223274, 40831834911, 81663669822]

約数ペア:

[(1, 81663669822), (2, 40831834911), (3, 27221223274), (6, 13610611637), (7, 11666238546), (14, 5833119273), (21, 3888746182), (42, 1944373091), (6521, 12523182), (13042, 6261591), (19563, 4174394), (39126, 2087197), (45647, 1789026), (91294, 894513), (136941, 596342), (273882, 298171)]