13243275

素因数分解:

$3^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{829}}^1$

素因数の和:916

約数の個数: 36

約数和(自身を含む): 24083280

約数和(自身を除く): 10840005

約数列:

[1, 3, 5, 9, 15, 25, 45, 71, 75, 213, 225, 355, 639, 829, 1065, 1775, 2487, 3195, 4145, 5325, 7461, 12435, 15975, 20725, 37305, 58859, 62175, 176577, 186525, 294295, 529731, 882885, 1471475, 2648655, 4414425, 13243275]

約数ペア:

[(1, 13243275), (3, 4414425), (5, 2648655), (9, 1471475), (15, 882885), (25, 529731), (45, 294295), (71, 186525), (75, 176577), (213, 62175), (225, 58859), (355, 37305), (639, 20725), (829, 15975), (1065, 12435), (1775, 7461), (2487, 5325), (3195, 4145)]