28211544

素因数分解:

$2^3\times 3^3\times {\mathrm{211}}^1\times {\mathrm{619}}^1$

素因数の和:845

約数の個数: 64

約数和(自身を含む): 78864000

約数和(自身を除く): 50652456

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 211, 216, 422, 619, 633, 844, 1238, 1266, 1688, 1857, 1899, 2476, 2532, 3714, 3798, 4952, 5064, 5571, 5697, 7428, 7596, 11142, 11394, 14856, 15192, 16713, 22284, 22788, 33426, 44568, 45576, 66852, 130609, 133704, 261218, 391827, 522436, 783654, 1044872, 1175481, 1567308, 2350962, 3134616, 3526443, 4701924, 7052886, 9403848, 14105772, 28211544]

約数ペア:

[(1, 28211544), (2, 14105772), (3, 9403848), (4, 7052886), (6, 4701924), (8, 3526443), (9, 3134616), (12, 2350962), (18, 1567308), (24, 1175481), (27, 1044872), (36, 783654), (54, 522436), (72, 391827), (108, 261218), (211, 133704), (216, 130609), (422, 66852), (619, 45576), (633, 44568), (844, 33426), (1238, 22788), (1266, 22284), (1688, 16713), (1857, 15192), (1899, 14856), (2476, 11394), (2532, 11142), (3714, 7596), (3798, 7428), (4952, 5697), (5064, 5571)]