28579712

素因数分解:

$2^7\times 7^1\times {\mathrm{167}}^1\times {\mathrm{191}}^1$

素因数の和:379

約数の個数: 64

約数和(自身を含む): 65802240

約数和(自身を除く): 37222528

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 167, 191, 224, 334, 382, 448, 668, 764, 896, 1169, 1336, 1337, 1528, 2338, 2672, 2674, 3056, 4676, 5344, 5348, 6112, 9352, 10688, 10696, 12224, 18704, 21376, 21392, 24448, 31897, 37408, 42784, 63794, 74816, 85568, 127588, 149632, 171136, 223279, 255176, 446558, 510352, 893116, 1020704, 1786232, 2041408, 3572464, 4082816, 7144928, 14289856, 28579712]

約数ペア:

[(1, 28579712), (2, 14289856), (4, 7144928), (7, 4082816), (8, 3572464), (14, 2041408), (16, 1786232), (28, 1020704), (32, 893116), (56, 510352), (64, 446558), (112, 255176), (128, 223279), (167, 171136), (191, 149632), (224, 127588), (334, 85568), (382, 74816), (448, 63794), (668, 42784), (764, 37408), (896, 31897), (1169, 24448), (1336, 21392), (1337, 21376), (1528, 18704), (2338, 12224), (2672, 10696), (2674, 10688), (3056, 9352), (4676, 6112), (5344, 5348)]