129871016

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{647}}^1\times {\mathrm{2281}}^1$

素因数の和:2945

約数の個数: 32

約数和(自身を含む): 266172480

約数和(自身を除く): 136301464

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 647, 1294, 2281, 2588, 4562, 5176, 7117, 9124, 14234, 18248, 25091, 28468, 50182, 56936, 100364, 200728, 1475807, 2951614, 5903228, 11806456, 16233877, 32467754, 64935508, 129871016]

約数ペア:

[(1, 129871016), (2, 64935508), (4, 32467754), (8, 16233877), (11, 11806456), (22, 5903228), (44, 2951614), (88, 1475807), (647, 200728), (1294, 100364), (2281, 56936), (2588, 50182), (4562, 28468), (5176, 25091), (7117, 18248), (9124, 14234)]