311615876

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{7673}}^1$

素因数の和:7772

約数の個数: 48

約数和(自身を含む): 649772928

約数和(自身を除く): 338157052

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 71, 142, 143, 284, 286, 572, 781, 923, 1562, 1846, 3124, 3692, 7673, 10153, 15346, 20306, 30692, 40612, 84403, 99749, 168806, 199498, 337612, 398996, 544783, 1089566, 1097239, 2179132, 2194478, 4388956, 5992613, 7082179, 11985226, 14164358, 23970452, 28328716, 77903969, 155807938, 311615876]

約数ペア:

[(1, 311615876), (2, 155807938), (4, 77903969), (11, 28328716), (13, 23970452), (22, 14164358), (26, 11985226), (44, 7082179), (52, 5992613), (71, 4388956), (142, 2194478), (143, 2179132), (284, 1097239), (286, 1089566), (572, 544783), (781, 398996), (923, 337612), (1562, 199498), (1846, 168806), (3124, 99749), (3692, 84403), (7673, 40612), (10153, 30692), (15346, 20306)]