172703521

素因数分解:

${\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:249

約数の個数: 32

約数和(自身を含む): 195955200

約数和(自身を除く): 23251679

約数列:

[1, 19, 41, 47, 53, 89, 779, 893, 1007, 1691, 1927, 2173, 2491, 3649, 4183, 4717, 36613, 41287, 47329, 69331, 79477, 89623, 102131, 171503, 193397, 221699, 1940489, 3258557, 3674543, 4212281, 9089659, 172703521]

約数ペア:

[(1, 172703521), (19, 9089659), (41, 4212281), (47, 3674543), (53, 3258557), (89, 1940489), (779, 221699), (893, 193397), (1007, 171503), (1691, 102131), (1927, 89623), (2173, 79477), (2491, 69331), (3649, 47329), (4183, 41287), (4717, 36613)]