8643426477

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{12457}}^1$

素因数の和:12570

約数の個数: 64

約数和(自身を含む): 14542970880

約数和(自身を除く): 5899544403

約数列:

[1, 3, 7, 19, 21, 37, 47, 57, 111, 133, 141, 259, 329, 399, 703, 777, 893, 987, 1739, 2109, 2679, 4921, 5217, 6251, 12173, 12457, 14763, 18753, 33041, 36519, 37371, 87199, 99123, 231287, 236683, 261597, 460909, 585479, 693861, 710049, 1382727, 1656781, 1756437, 3226363, 4098353, 4970343, 8757271, 9679089, 11124101, 12295059, 21662723, 26271813, 33372303, 61300897, 64988169, 77868707, 151639061, 183902691, 233606121, 411591737, 454917183, 1234775211, 2881142159, 8643426477]

約数ペア:

[(1, 8643426477), (3, 2881142159), (7, 1234775211), (19, 454917183), (21, 411591737), (37, 233606121), (47, 183902691), (57, 151639061), (111, 77868707), (133, 64988169), (141, 61300897), (259, 33372303), (329, 26271813), (399, 21662723), (703, 12295059), (777, 11124101), (893, 9679089), (987, 8757271), (1739, 4970343), (2109, 4098353), (2679, 3226363), (4921, 1756437), (5217, 1656781), (6251, 1382727), (12173, 710049), (12457, 693861), (14763, 585479), (18753, 460909), (33041, 261597), (36519, 236683), (37371, 231287), (87199, 99123)]