198312968

素因数分解:

$2^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{349}}^1$

素因数の和:574

約数の個数: 64

約数和(自身を含む): 435120000

約数和(自身を除く): 236807032

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 73, 139, 146, 278, 292, 349, 511, 556, 584, 698, 973, 1022, 1112, 1396, 1946, 2044, 2443, 2792, 3892, 4088, 4886, 7784, 9772, 10147, 19544, 20294, 25477, 40588, 48511, 50954, 71029, 81176, 97022, 101908, 142058, 178339, 194044, 203816, 284116, 339577, 356678, 388088, 568232, 679154, 713356, 1358308, 1426712, 2716616, 3541303, 7082606, 14165212, 24789121, 28330424, 49578242, 99156484, 198312968]

約数ペア:

[(1, 198312968), (2, 99156484), (4, 49578242), (7, 28330424), (8, 24789121), (14, 14165212), (28, 7082606), (56, 3541303), (73, 2716616), (139, 1426712), (146, 1358308), (278, 713356), (292, 679154), (349, 568232), (511, 388088), (556, 356678), (584, 339577), (698, 284116), (973, 203816), (1022, 194044), (1112, 178339), (1396, 142058), (1946, 101908), (2044, 97022), (2443, 81176), (2792, 71029), (3892, 50954), (4088, 48511), (4886, 40588), (7784, 25477), (9772, 20294), (10147, 19544)]