81646686

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{1973}}^1$

素因数の和:2022

約数の個数: 72

約数和(自身を含む): 204782760

約数和(自身を除く): 123136074

約数列:

[1, 2, 3, 6, 9, 11, 18, 19, 22, 33, 38, 57, 66, 99, 114, 121, 171, 198, 209, 242, 342, 363, 418, 627, 726, 1089, 1254, 1881, 1973, 2178, 2299, 3762, 3946, 4598, 5919, 6897, 11838, 13794, 17757, 20691, 21703, 35514, 37487, 41382, 43406, 65109, 74974, 112461, 130218, 195327, 224922, 238733, 337383, 390654, 412357, 477466, 674766, 716199, 824714, 1237071, 1432398, 2148597, 2474142, 3711213, 4297194, 4535927, 7422426, 9071854, 13607781, 27215562, 40823343, 81646686]

約数ペア:

[(1, 81646686), (2, 40823343), (3, 27215562), (6, 13607781), (9, 9071854), (11, 7422426), (18, 4535927), (19, 4297194), (22, 3711213), (33, 2474142), (38, 2148597), (57, 1432398), (66, 1237071), (99, 824714), (114, 716199), (121, 674766), (171, 477466), (198, 412357), (209, 390654), (242, 337383), (342, 238733), (363, 224922), (418, 195327), (627, 130218), (726, 112461), (1089, 74974), (1254, 65109), (1881, 43406), (1973, 41382), (2178, 37487), (2299, 35514), (3762, 21703), (3946, 20691), (4598, 17757), (5919, 13794), (6897, 11838)]