389610228

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{65327}}^1$

素因数の和:65412

約数の個数: 48

約数和(自身を含む): 1053609984

約数和(自身を除く): 663999756

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 71, 84, 142, 213, 284, 426, 497, 852, 994, 1491, 1988, 2982, 5964, 65327, 130654, 195981, 261308, 391962, 457289, 783924, 914578, 1371867, 1829156, 2743734, 4638217, 5487468, 9276434, 13914651, 18552868, 27829302, 32467519, 55658604, 64935038, 97402557, 129870076, 194805114, 389610228]

約数ペア:

[(1, 389610228), (2, 194805114), (3, 129870076), (4, 97402557), (6, 64935038), (7, 55658604), (12, 32467519), (14, 27829302), (21, 18552868), (28, 13914651), (42, 9276434), (71, 5487468), (84, 4638217), (142, 2743734), (213, 1829156), (284, 1371867), (426, 914578), (497, 783924), (852, 457289), (994, 391962), (1491, 261308), (1988, 195981), (2982, 130654), (5964, 65327)]