81029772

素因数分解:

$2^2\times 3^2\times {\mathrm{139}}^1\times {\mathrm{16193}}^1$

素因数の和:16342

約数の個数: 36

約数和(自身を含む): 206311560

約数和(自身を除く): 125281788

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 139, 278, 417, 556, 834, 1251, 1668, 2502, 5004, 16193, 32386, 48579, 64772, 97158, 145737, 194316, 291474, 582948, 2250827, 4501654, 6752481, 9003308, 13504962, 20257443, 27009924, 40514886, 81029772]

約数ペア:

[(1, 81029772), (2, 40514886), (3, 27009924), (4, 20257443), (6, 13504962), (9, 9003308), (12, 6752481), (18, 4501654), (36, 2250827), (139, 582948), (278, 291474), (417, 194316), (556, 145737), (834, 97158), (1251, 64772), (1668, 48579), (2502, 32386), (5004, 16193)]