210003157

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{643}}^1$

素因数の和:797

約数の個数: 32

約数和(自身を含む): 268604672

約数和(自身を除く): 58601515

約数列:

[1, 7, 13, 37, 91, 97, 259, 481, 643, 679, 1261, 3367, 3589, 4501, 8359, 8827, 23791, 25123, 46657, 58513, 62371, 166537, 309283, 326599, 436597, 810823, 2164981, 2307727, 5675761, 16154089, 30000451, 210003157]

約数ペア:

[(1, 210003157), (7, 30000451), (13, 16154089), (37, 5675761), (91, 2307727), (97, 2164981), (259, 810823), (481, 436597), (643, 326599), (679, 309283), (1261, 166537), (3367, 62371), (3589, 58513), (4501, 46657), (8359, 25123), (8827, 23791)]