7890771

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2$

素因数の和:112

約数の個数: 48

約数和(自身を含む): 13727232

約数和(自身を除く): 5836461

約数列:

[1, 3, 7, 17, 21, 23, 31, 51, 69, 93, 119, 161, 217, 357, 391, 483, 527, 651, 713, 961, 1173, 1581, 2139, 2737, 2883, 3689, 4991, 6727, 8211, 11067, 12121, 14973, 16337, 20181, 22103, 36363, 49011, 66309, 84847, 114359, 154721, 254541, 343077, 375751, 464163, 1127253, 2630257, 7890771]

約数ペア:

[(1, 7890771), (3, 2630257), (7, 1127253), (17, 464163), (21, 375751), (23, 343077), (31, 254541), (51, 154721), (69, 114359), (93, 84847), (119, 66309), (161, 49011), (217, 36363), (357, 22103), (391, 20181), (483, 16337), (527, 14973), (651, 12121), (713, 11067), (961, 8211), (1173, 6727), (1581, 4991), (2139, 3689), (2737, 2883)]