42438438

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{19}}^2\times {\mathrm{311}}^1$

素因数の和:367

約数の個数: 96

約数和(自身を含む): 114117120

約数和(自身を除く): 71678682

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 38, 42, 54, 57, 63, 114, 126, 133, 171, 189, 266, 311, 342, 361, 378, 399, 513, 622, 722, 798, 933, 1026, 1083, 1197, 1866, 2166, 2177, 2394, 2527, 2799, 3249, 3591, 4354, 5054, 5598, 5909, 6498, 6531, 7182, 7581, 8397, 9747, 11818, 13062, 15162, 16794, 17727, 19494, 19593, 22743, 35454, 39186, 41363, 45486, 53181, 58779, 68229, 82726, 106362, 112271, 117558, 124089, 136458, 159543, 224542, 248178, 319086, 336813, 372267, 673626, 744534, 785897, 1010439, 1116801, 1571794, 2020878, 2233602, 2357691, 3031317, 4715382, 6062634, 7073073, 14146146, 21219219, 42438438]

約数ペア:

[(1, 42438438), (2, 21219219), (3, 14146146), (6, 7073073), (7, 6062634), (9, 4715382), (14, 3031317), (18, 2357691), (19, 2233602), (21, 2020878), (27, 1571794), (38, 1116801), (42, 1010439), (54, 785897), (57, 744534), (63, 673626), (114, 372267), (126, 336813), (133, 319086), (171, 248178), (189, 224542), (266, 159543), (311, 136458), (342, 124089), (361, 117558), (378, 112271), (399, 106362), (513, 82726), (622, 68229), (722, 58779), (798, 53181), (933, 45486), (1026, 41363), (1083, 39186), (1197, 35454), (1866, 22743), (2166, 19593), (2177, 19494), (2394, 17727), (2527, 16794), (2799, 15162), (3249, 13062), (3591, 11818), (4354, 9747), (5054, 8397), (5598, 7581), (5909, 7182), (6498, 6531)]