81755222

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{6469}}^1$

素因数の和:6631

約数の個数: 16

約数和(自身を含む): 125776800

約数和(自身を除く): 44021578

約数列:

[1, 2, 71, 89, 142, 178, 6319, 6469, 12638, 12938, 459299, 575741, 918598, 1151482, 40877611, 81755222]

約数ペア:

[(1, 81755222), (2, 40877611), (71, 1151482), (89, 918598), (142, 575741), (178, 459299), (6319, 12938), (6469, 12638)]