209215682

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{3931}}^1$

素因数の和:4058

約数の個数: 32

約数和(自身を含む): 356711040

約数和(自身を除く): 147495358

約数列:

[1, 2, 13, 23, 26, 46, 89, 178, 299, 598, 1157, 2047, 2314, 3931, 4094, 7862, 26611, 51103, 53222, 90413, 102206, 180826, 349859, 699718, 1175369, 2350738, 4548167, 8046757, 9096334, 16093514, 104607841, 209215682]

約数ペア:

[(1, 209215682), (2, 104607841), (13, 16093514), (23, 9096334), (26, 8046757), (46, 4548167), (89, 2350738), (178, 1175369), (299, 699718), (598, 349859), (1157, 180826), (2047, 102206), (2314, 90413), (3931, 53222), (4094, 51103), (7862, 26611)]