13495335

素因数分解:

$3^1\times 5^1\times 7^3\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:133

約数の個数: 64

約数和(自身を含む): 26188800

約数和(自身を除く): 12693465

約数列:

[1, 3, 5, 7, 15, 21, 35, 43, 49, 61, 105, 129, 147, 183, 215, 245, 301, 305, 343, 427, 645, 735, 903, 915, 1029, 1281, 1505, 1715, 2107, 2135, 2623, 2989, 4515, 5145, 6321, 6405, 7869, 8967, 10535, 13115, 14749, 14945, 18361, 20923, 31605, 39345, 44247, 44835, 55083, 62769, 73745, 91805, 104615, 128527, 221235, 275415, 313845, 385581, 642635, 899689, 1927905, 2699067, 4498445, 13495335]

約数ペア:

[(1, 13495335), (3, 4498445), (5, 2699067), (7, 1927905), (15, 899689), (21, 642635), (35, 385581), (43, 313845), (49, 275415), (61, 221235), (105, 128527), (129, 104615), (147, 91805), (183, 73745), (215, 62769), (245, 55083), (301, 44835), (305, 44247), (343, 39345), (427, 31605), (645, 20923), (735, 18361), (903, 14945), (915, 14749), (1029, 13115), (1281, 10535), (1505, 8967), (1715, 7869), (2107, 6405), (2135, 6321), (2623, 5145), (2989, 4515)]