13885683

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:287

約数の個数: 32

約数和(自身を含む): 21934080

約数和(自身を除く): 8048397

約数列:

[1, 3, 7, 21, 67, 71, 139, 201, 213, 417, 469, 497, 973, 1407, 1491, 2919, 4757, 9313, 9869, 14271, 27939, 29607, 33299, 65191, 69083, 99897, 195573, 207249, 661223, 1983669, 4628561, 13885683]

約数ペア:

[(1, 13885683), (3, 4628561), (7, 1983669), (21, 661223), (67, 207249), (71, 195573), (139, 99897), (201, 69083), (213, 65191), (417, 33299), (469, 29607), (497, 27939), (973, 14271), (1407, 9869), (1491, 9313), (2919, 4757)]