886514981855

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1\times {\mathrm{449}}^1\times {\mathrm{613}}^1$

素因数の和:1392

約数の個数: 64

約数和(自身を含む): 1113405004800

約数和(自身を除く): 226890022945

約数列:

[1, 5, 43, 71, 211, 215, 355, 449, 613, 1055, 2245, 3053, 3065, 9073, 14981, 15265, 19307, 26359, 31879, 43523, 45365, 74905, 94739, 96535, 129343, 131795, 159395, 217615, 275237, 473695, 644183, 646715, 1370797, 1376185, 1871489, 3220915, 4073777, 5561749, 6726469, 6853985, 9183353, 9357445, 11835191, 19541827, 20368885, 27808745, 33632345, 45916765, 58075007, 59175955, 97709135, 289238167, 290375035, 394884179, 840298561, 1446190835, 1974420895, 2497225301, 4123325497, 4201492805, 12486126505, 20616627485, 177302996371, 886514981855]

約数ペア:

[(1, 886514981855), (5, 177302996371), (43, 20616627485), (71, 12486126505), (211, 4201492805), (215, 4123325497), (355, 2497225301), (449, 1974420895), (613, 1446190835), (1055, 840298561), (2245, 394884179), (3053, 290375035), (3065, 289238167), (9073, 97709135), (14981, 59175955), (15265, 58075007), (19307, 45916765), (26359, 33632345), (31879, 27808745), (43523, 20368885), (45365, 19541827), (74905, 11835191), (94739, 9357445), (96535, 9183353), (129343, 6853985), (131795, 6726469), (159395, 5561749), (217615, 4073777), (275237, 3220915), (473695, 1871489), (644183, 1376185), (646715, 1370797)]