81654153

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{5531}}^1$

素因数の和:5597

約数の個数: 32

約数和(自身を含む): 134538240

約数和(自身を除く): 52884087

約数列:

[1, 3, 7, 19, 21, 37, 57, 111, 133, 259, 399, 703, 777, 2109, 4921, 5531, 14763, 16593, 38717, 105089, 116151, 204647, 315267, 613941, 735623, 1432529, 2206869, 3888293, 4297587, 11664879, 27218051, 81654153]

約数ペア:

[(1, 81654153), (3, 27218051), (7, 11664879), (19, 4297587), (21, 3888293), (37, 2206869), (57, 1432529), (111, 735623), (133, 613941), (259, 315267), (399, 204647), (703, 116151), (777, 105089), (2109, 38717), (4921, 16593), (5531, 14763)]