201561525

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{81439}}^1$

素因数の和:81466

約数の個数: 36

約数和(自身を含む): 393843840

約数和(自身を除く): 192282315

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 165, 225, 275, 495, 825, 2475, 81439, 244317, 407195, 732951, 895829, 1221585, 2035975, 2687487, 3664755, 4479145, 6107925, 8062461, 13437435, 18323775, 22395725, 40312305, 67187175, 201561525]

約数ペア:

[(1, 201561525), (3, 67187175), (5, 40312305), (9, 22395725), (11, 18323775), (15, 13437435), (25, 8062461), (33, 6107925), (45, 4479145), (55, 3664755), (75, 2687487), (99, 2035975), (165, 1221585), (225, 895829), (275, 732951), (495, 407195), (825, 244317), (2475, 81439)]