1904409

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{397}}^1$

素因数の和:457

約数の個数: 24

約数和(自身を含む): 3042312

約数和(自身を除く): 1137903

約数列:

[1, 3, 9, 13, 39, 41, 117, 123, 369, 397, 533, 1191, 1599, 3573, 4797, 5161, 15483, 16277, 46449, 48831, 146493, 211601, 634803, 1904409]

約数ペア:

[(1, 1904409), (3, 634803), (9, 211601), (13, 146493), (39, 48831), (41, 46449), (117, 16277), (123, 15483), (369, 5161), (397, 4797), (533, 3573), (1191, 1599)]