27297459

素因数分解:

$3^3\times 7^2\times {\mathrm{47}}^1\times {\mathrm{439}}^1$

素因数の和:509

約数の個数: 48

約数和(自身を含む): 48153600

約数和(自身を除く): 20856141

約数列:

[1, 3, 7, 9, 21, 27, 47, 49, 63, 141, 147, 189, 329, 423, 439, 441, 987, 1269, 1317, 1323, 2303, 2961, 3073, 3951, 6909, 8883, 9219, 11853, 20633, 20727, 21511, 27657, 61899, 62181, 64533, 82971, 144431, 185697, 193599, 433293, 557091, 580797, 1011017, 1299879, 3033051, 3899637, 9099153, 27297459]

約数ペア:

[(1, 27297459), (3, 9099153), (7, 3899637), (9, 3033051), (21, 1299879), (27, 1011017), (47, 580797), (49, 557091), (63, 433293), (141, 193599), (147, 185697), (189, 144431), (329, 82971), (423, 64533), (439, 62181), (441, 61899), (987, 27657), (1269, 21511), (1317, 20727), (1323, 20633), (2303, 11853), (2961, 9219), (3073, 8883), (3951, 6909)]