13021365

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:202

約数の個数: 64

約数和(自身を含む): 25712640

約数和(自身を除く): 12691275

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 61, 95, 105, 107, 133, 183, 285, 305, 321, 399, 427, 535, 665, 749, 915, 1159, 1281, 1605, 1995, 2033, 2135, 2247, 3477, 3745, 5795, 6099, 6405, 6527, 8113, 10165, 11235, 14231, 17385, 19581, 24339, 30495, 32635, 40565, 42693, 45689, 71155, 97905, 121695, 124013, 137067, 213465, 228445, 372039, 620065, 685335, 868091, 1860195, 2604273, 4340455, 13021365]

約数ペア:

[(1, 13021365), (3, 4340455), (5, 2604273), (7, 1860195), (15, 868091), (19, 685335), (21, 620065), (35, 372039), (57, 228445), (61, 213465), (95, 137067), (105, 124013), (107, 121695), (133, 97905), (183, 71155), (285, 45689), (305, 42693), (321, 40565), (399, 32635), (427, 30495), (535, 24339), (665, 19581), (749, 17385), (915, 14231), (1159, 11235), (1281, 10165), (1605, 8113), (1995, 6527), (2033, 6405), (2135, 6099), (2247, 5795), (3477, 3745)]