28957432

素因数分解:

$2^3\times 7^3\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:261

約数の個数: 64

約数和(自身を含む): 64728000

約数和(自身を除く): 35770568

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 61, 98, 122, 173, 196, 244, 343, 346, 392, 427, 488, 686, 692, 854, 1211, 1372, 1384, 1708, 2422, 2744, 2989, 3416, 4844, 5978, 8477, 9688, 10553, 11956, 16954, 20923, 21106, 23912, 33908, 41846, 42212, 59339, 67816, 73871, 83692, 84424, 118678, 147742, 167384, 237356, 295484, 474712, 517097, 590968, 1034194, 2068388, 3619679, 4136776, 7239358, 14478716, 28957432]

約数ペア:

[(1, 28957432), (2, 14478716), (4, 7239358), (7, 4136776), (8, 3619679), (14, 2068388), (28, 1034194), (49, 590968), (56, 517097), (61, 474712), (98, 295484), (122, 237356), (173, 167384), (196, 147742), (244, 118678), (343, 84424), (346, 83692), (392, 73871), (427, 67816), (488, 59339), (686, 42212), (692, 41846), (854, 33908), (1211, 23912), (1372, 21106), (1384, 20923), (1708, 16954), (2422, 11956), (2744, 10553), (2989, 9688), (3416, 8477), (4844, 5978)]