71546913

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{71}}^2\times {\mathrm{83}}^1$

素因数の和:250

約数の個数: 36

約数和(自身を含む): 111667920

約数和(自身を除く): 40121007

約数列:

[1, 3, 9, 19, 57, 71, 83, 171, 213, 249, 639, 747, 1349, 1577, 4047, 4731, 5041, 5893, 12141, 14193, 15123, 17679, 45369, 53037, 95779, 111967, 287337, 335901, 418403, 862011, 1007703, 1255209, 3765627, 7949657, 23848971, 71546913]

約数ペア:

[(1, 71546913), (3, 23848971), (9, 7949657), (19, 3765627), (57, 1255209), (71, 1007703), (83, 862011), (171, 418403), (213, 335901), (249, 287337), (639, 111967), (747, 95779), (1349, 53037), (1577, 45369), (4047, 17679), (4731, 15123), (5041, 14193), (5893, 12141)]