206816779

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1$

素因数の和:331

約数の個数: 32

約数和(自身を含む): 239984640

約数和(自身を除く): 33167861

約数列:

[1, 13, 31, 47, 61, 179, 403, 611, 793, 1457, 1891, 2327, 2867, 5549, 8413, 10919, 18941, 24583, 37271, 72137, 88877, 109369, 141947, 260803, 338489, 513193, 1155401, 3390439, 4400357, 6671509, 15908983, 206816779]

約数ペア:

[(1, 206816779), (13, 15908983), (31, 6671509), (47, 4400357), (61, 3390439), (179, 1155401), (403, 513193), (611, 338489), (793, 260803), (1457, 141947), (1891, 109369), (2327, 88877), (2867, 72137), (5549, 37271), (8413, 24583), (10919, 18941)]