57391789

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:306

約数の個数: 32

約数和(自身を含む): 73606400

約数和(自身を除く): 16214611

約数列:

[1, 7, 13, 49, 61, 91, 211, 343, 427, 637, 793, 1477, 2743, 2989, 4459, 5551, 10339, 12871, 19201, 20923, 38857, 72373, 90097, 134407, 167323, 271999, 630679, 940849, 1171261, 4414753, 8198827, 57391789]

約数ペア:

[(1, 57391789), (7, 8198827), (13, 4414753), (49, 1171261), (61, 940849), (91, 630679), (211, 271999), (343, 167323), (427, 134407), (637, 90097), (793, 72373), (1477, 38857), (2743, 20923), (2989, 19201), (4459, 12871), (5551, 10339)]