13191795

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:209

約数の個数: 64

約数和(自身を含む): 25536000

約数和(自身を除く): 12344205

約数列:

[1, 3, 5, 9, 15, 19, 27, 37, 45, 57, 95, 111, 135, 139, 171, 185, 285, 333, 417, 513, 555, 695, 703, 855, 999, 1251, 1665, 2085, 2109, 2565, 2641, 3515, 3753, 4995, 5143, 6255, 6327, 7923, 10545, 13205, 15429, 18765, 18981, 23769, 25715, 31635, 39615, 46287, 71307, 77145, 94905, 97717, 118845, 138861, 231435, 293151, 356535, 488585, 694305, 879453, 1465755, 2638359, 4397265, 13191795]

約数ペア:

[(1, 13191795), (3, 4397265), (5, 2638359), (9, 1465755), (15, 879453), (19, 694305), (27, 488585), (37, 356535), (45, 293151), (57, 231435), (95, 138861), (111, 118845), (135, 97717), (139, 94905), (171, 77145), (185, 71307), (285, 46287), (333, 39615), (417, 31635), (513, 25715), (555, 23769), (695, 18981), (703, 18765), (855, 15429), (999, 13205), (1251, 10545), (1665, 7923), (2085, 6327), (2109, 6255), (2565, 5143), (2641, 4995), (3515, 3753)]