79971885

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{253879}}^1$

素因数の和:253897

約数の個数: 24

約数和(自身を含む): 158421120

約数和(自身を除く): 78449235

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 253879, 761637, 1269395, 1777153, 2284911, 3808185, 5331459, 8885765, 11424555, 15994377, 26657295, 79971885]

約数ペア:

[(1, 79971885), (3, 26657295), (5, 15994377), (7, 11424555), (9, 8885765), (15, 5331459), (21, 3808185), (35, 2284911), (45, 1777153), (63, 1269395), (105, 761637), (315, 253879)]