13107381

素因数分解:

$3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:289

約数の個数: 32

約数和(自身を含む): 20736000

約数和(自身を除く): 7628619

約数列:

[1, 3, 7, 21, 59, 71, 149, 177, 213, 413, 447, 497, 1043, 1239, 1491, 3129, 4189, 8791, 10579, 12567, 26373, 29323, 31737, 61537, 74053, 87969, 184611, 222159, 624161, 1872483, 4369127, 13107381]

約数ペア:

[(1, 13107381), (3, 4369127), (7, 1872483), (21, 624161), (59, 222159), (71, 184611), (149, 87969), (177, 74053), (213, 61537), (413, 31737), (447, 29323), (497, 26373), (1043, 12567), (1239, 10579), (1491, 8791), (3129, 4189)]