207823995

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{81023}}^1$

素因数の和:81056

約数の個数: 32

約数和(自身を含む): 388915200

約数和(自身を除く): 181091205

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 171, 285, 513, 855, 2565, 81023, 243069, 405115, 729207, 1215345, 1539437, 2187621, 3646035, 4618311, 7697185, 10938105, 13854933, 23091555, 41564799, 69274665, 207823995]

約数ペア:

[(1, 207823995), (3, 69274665), (5, 41564799), (9, 23091555), (15, 13854933), (19, 10938105), (27, 7697185), (45, 4618311), (57, 3646035), (95, 2187621), (135, 1539437), (171, 1215345), (285, 729207), (513, 405115), (855, 243069), (2565, 81023)]