13890429

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1$

素因数の和:210

約数の個数: 48

約数和(自身を含む): 24186240

約数和(自身を除く): 10295811

約数列:

[1, 3, 7, 9, 21, 37, 59, 63, 101, 111, 177, 259, 303, 333, 413, 531, 707, 777, 909, 1239, 2121, 2183, 2331, 3717, 3737, 5959, 6363, 6549, 11211, 15281, 17877, 19647, 26159, 33633, 41713, 45843, 53631, 78477, 125139, 137529, 220483, 235431, 375417, 661449, 1543381, 1984347, 4630143, 13890429]

約数ペア:

[(1, 13890429), (3, 4630143), (7, 1984347), (9, 1543381), (21, 661449), (37, 375417), (59, 235431), (63, 220483), (101, 137529), (111, 125139), (177, 78477), (259, 53631), (303, 45843), (333, 41713), (413, 33633), (531, 26159), (707, 19647), (777, 17877), (909, 15281), (1239, 11211), (2121, 6549), (2183, 6363), (2331, 5959), (3717, 3737)]