20706525

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{13147}}^1$

素因数の和:13170

約数の個数: 36

約数和(自身を含む): 42389152

約数和(自身を除く): 21682627

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 175, 225, 315, 525, 1575, 13147, 39441, 65735, 92029, 118323, 197205, 276087, 328675, 460145, 591615, 828261, 986025, 1380435, 2300725, 2958075, 4141305, 6902175, 20706525]

約数ペア:

[(1, 20706525), (3, 6902175), (5, 4141305), (7, 2958075), (9, 2300725), (15, 1380435), (21, 986025), (25, 828261), (35, 591615), (45, 460145), (63, 328675), (75, 276087), (105, 197205), (175, 118323), (225, 92029), (315, 65735), (525, 39441), (1575, 13147)]