208603998

素因数分解:

$2^1\times 3^4\times {\mathrm{617}}^1\times {\mathrm{2087}}^1$

素因数の和:2718

約数の個数: 40

約数和(自身を含む): 468409392

約数和(自身を除く): 259805394

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 617, 1234, 1851, 2087, 3702, 4174, 5553, 6261, 11106, 12522, 16659, 18783, 33318, 37566, 49977, 56349, 99954, 112698, 169047, 338094, 1287679, 2575358, 3863037, 7726074, 11589111, 23178222, 34767333, 69534666, 104301999, 208603998]

約数ペア:

[(1, 208603998), (2, 104301999), (3, 69534666), (6, 34767333), (9, 23178222), (18, 11589111), (27, 7726074), (54, 3863037), (81, 2575358), (162, 1287679), (617, 338094), (1234, 169047), (1851, 112698), (2087, 99954), (3702, 56349), (4174, 49977), (5553, 37566), (6261, 33318), (11106, 18783), (12522, 16659)]