28167128829

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3541}}^1\times {\mathrm{4073}}^1$

素因数の和:7658

約数の個数: 48

約数和(自身を含む): 48023399424

約数和(自身を除く): 19856270595

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 3541, 4073, 10623, 12219, 24787, 28511, 31869, 36657, 74361, 85533, 109771, 126263, 223083, 256599, 329313, 378789, 768397, 883841, 987939, 1136367, 2305191, 2651523, 6915573, 7954569, 14422493, 43267479, 100957451, 129802437, 302872353, 447097283, 908617059, 1341291849, 3129680981, 4023875547, 9389042943, 28167128829]

約数ペア:

[(1, 28167128829), (3, 9389042943), (7, 4023875547), (9, 3129680981), (21, 1341291849), (31, 908617059), (63, 447097283), (93, 302872353), (217, 129802437), (279, 100957451), (651, 43267479), (1953, 14422493), (3541, 7954569), (4073, 6915573), (10623, 2651523), (12219, 2305191), (24787, 1136367), (28511, 987939), (31869, 883841), (36657, 768397), (74361, 378789), (85533, 329313), (109771, 256599), (126263, 223083)]