13981149

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{397}}^1$

素因数の和:466

約数の個数: 48

約数和(自身を含む): 25497472

約数和(自身を除く): 11516323

約数列:

[1, 3, 7, 9, 13, 21, 39, 43, 63, 91, 117, 129, 273, 301, 387, 397, 559, 819, 903, 1191, 1677, 2709, 2779, 3573, 3913, 5031, 5161, 8337, 11739, 15483, 17071, 25011, 35217, 36127, 46449, 51213, 108381, 119497, 153639, 221923, 325143, 358491, 665769, 1075473, 1553461, 1997307, 4660383, 13981149]

約数ペア:

[(1, 13981149), (3, 4660383), (7, 1997307), (9, 1553461), (13, 1075473), (21, 665769), (39, 358491), (43, 325143), (63, 221923), (91, 153639), (117, 119497), (129, 108381), (273, 51213), (301, 46449), (387, 36127), (397, 35217), (559, 25011), (819, 17071), (903, 15483), (1191, 11739), (1677, 8337), (2709, 5161), (2779, 5031), (3573, 3913)]