81005595

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{28879}}^1$

素因数の和:28915

約数の個数: 32

約数和(自身を含む): 149713920

約数和(自身を除く): 68708325

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 165, 187, 255, 561, 935, 2805, 28879, 86637, 144395, 317669, 433185, 490943, 953007, 1472829, 1588345, 2454715, 4765035, 5400373, 7364145, 16201119, 27001865, 81005595]

約数ペア:

[(1, 81005595), (3, 27001865), (5, 16201119), (11, 7364145), (15, 5400373), (17, 4765035), (33, 2454715), (51, 1588345), (55, 1472829), (85, 953007), (165, 490943), (187, 433185), (255, 317669), (561, 144395), (935, 86637), (2805, 28879)]