388247188

素因数分解:

$2^2\times 7^3\times {\mathrm{61}}^1\times {\mathrm{4639}}^1$

素因数の和:4725

約数の個数: 48

約数和(自身を含む): 805504000

約数和(自身を除く): 417256812

約数列:

[1, 2, 4, 7, 14, 28, 49, 61, 98, 122, 196, 244, 343, 427, 686, 854, 1372, 1708, 2989, 4639, 5978, 9278, 11956, 18556, 20923, 32473, 41846, 64946, 83692, 129892, 227311, 282979, 454622, 565958, 909244, 1131916, 1591177, 1980853, 3182354, 3961706, 6364708, 7923412, 13865971, 27731942, 55463884, 97061797, 194123594, 388247188]

約数ペア:

[(1, 388247188), (2, 194123594), (4, 97061797), (7, 55463884), (14, 27731942), (28, 13865971), (49, 7923412), (61, 6364708), (98, 3961706), (122, 3182354), (196, 1980853), (244, 1591177), (343, 1131916), (427, 909244), (686, 565958), (854, 454622), (1372, 282979), (1708, 227311), (2989, 129892), (4639, 83692), (5978, 64946), (9278, 41846), (11956, 32473), (18556, 20923)]