28438155

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{11087}}^1$

素因数の和:11120

約数の個数: 32

約数和(自身を含む): 53222400

約数和(自身を除く): 24784245

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 171, 285, 513, 855, 2565, 11087, 33261, 55435, 99783, 166305, 210653, 299349, 498915, 631959, 1053265, 1496745, 1895877, 3159795, 5687631, 9479385, 28438155]

約数ペア:

[(1, 28438155), (3, 9479385), (5, 5687631), (9, 3159795), (15, 1895877), (19, 1496745), (27, 1053265), (45, 631959), (57, 498915), (95, 299349), (135, 210653), (171, 166305), (285, 99783), (513, 55435), (855, 33261), (2565, 11087)]