187399247

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{307}}^1$

素因数の和:471

約数の個数: 32

約数和(自身を含む): 231813120

約数和(自身を除く): 44413873

約数列:

[1, 7, 29, 31, 97, 203, 217, 307, 679, 899, 2149, 2813, 3007, 6293, 8903, 9517, 19691, 21049, 29779, 62321, 66619, 87203, 208453, 275993, 610421, 863591, 923149, 1931951, 6045137, 6462043, 26771321, 187399247]

約数ペア:

[(1, 187399247), (7, 26771321), (29, 6462043), (31, 6045137), (97, 1931951), (203, 923149), (217, 863591), (307, 610421), (679, 275993), (899, 208453), (2149, 87203), (2813, 66619), (3007, 62321), (6293, 29779), (8903, 21049), (9517, 19691)]