289421208

素因数分解:

$2^3\times 3^3\times {\mathrm{31}}^1\times {\mathrm{43223}}^1$

素因数の和:43269

約数の個数: 64

約数和(自身を含む): 829900800

約数和(自身を除く): 540479592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 31, 36, 54, 62, 72, 93, 108, 124, 186, 216, 248, 279, 372, 558, 744, 837, 1116, 1674, 2232, 3348, 6696, 43223, 86446, 129669, 172892, 259338, 345784, 389007, 518676, 778014, 1037352, 1167021, 1339913, 1556028, 2334042, 2679826, 3112056, 4019739, 4668084, 5359652, 8039478, 9336168, 10719304, 12059217, 16078956, 24118434, 32157912, 36177651, 48236868, 72355302, 96473736, 144710604, 289421208]

約数ペア:

[(1, 289421208), (2, 144710604), (3, 96473736), (4, 72355302), (6, 48236868), (8, 36177651), (9, 32157912), (12, 24118434), (18, 16078956), (24, 12059217), (27, 10719304), (31, 9336168), (36, 8039478), (54, 5359652), (62, 4668084), (72, 4019739), (93, 3112056), (108, 2679826), (124, 2334042), (186, 1556028), (216, 1339913), (248, 1167021), (279, 1037352), (372, 778014), (558, 518676), (744, 389007), (837, 345784), (1116, 259338), (1674, 172892), (2232, 129669), (3348, 86446), (6696, 43223)]