81661338

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{137477}}^1$

素因数の和:137499

約数の個数: 32

約数和(自身を含む): 197968320

約数和(自身を除く): 116306982

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 99, 198, 297, 594, 137477, 274954, 412431, 824862, 1237293, 1512247, 2474586, 3024494, 3711879, 4536741, 7423758, 9073482, 13610223, 27220446, 40830669, 81661338]

約数ペア:

[(1, 81661338), (2, 40830669), (3, 27220446), (6, 13610223), (9, 9073482), (11, 7423758), (18, 4536741), (22, 3711879), (27, 3024494), (33, 2474586), (54, 1512247), (66, 1237293), (99, 824862), (198, 412431), (297, 274954), (594, 137477)]