1238643357

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{15733}}^1$

素因数の和:15929

約数の個数: 32

約数和(自身を含む): 1981728768

約数和(自身を除く): 743085411

約数列:

[1, 3, 7, 21, 23, 69, 161, 163, 483, 489, 1141, 3423, 3749, 11247, 15733, 26243, 47199, 78729, 110131, 330393, 361859, 1085577, 2533013, 2564479, 7599039, 7693437, 17951353, 53854059, 58983017, 176949051, 412881119, 1238643357]

約数ペア:

[(1, 1238643357), (3, 412881119), (7, 176949051), (21, 58983017), (23, 53854059), (69, 17951353), (161, 7693437), (163, 7599039), (483, 2564479), (489, 2533013), (1141, 1085577), (3423, 361859), (3749, 330393), (11247, 110131), (15733, 78729), (26243, 47199)]