81667035

素因数分解:

$3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{10613}}^1$

素因数の和:10649

約数の個数: 40

約数和(自身を含む): 154115280

約数和(自身を除く): 72448245

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 81, 95, 135, 171, 285, 405, 513, 855, 1539, 2565, 7695, 10613, 31839, 53065, 95517, 159195, 201647, 286551, 477585, 604941, 859653, 1008235, 1432755, 1814823, 3024705, 4298265, 5444469, 9074115, 16333407, 27222345, 81667035]

約数ペア:

[(1, 81667035), (3, 27222345), (5, 16333407), (9, 9074115), (15, 5444469), (19, 4298265), (27, 3024705), (45, 1814823), (57, 1432755), (81, 1008235), (95, 859653), (135, 604941), (171, 477585), (285, 286551), (405, 201647), (513, 159195), (855, 95517), (1539, 53065), (2565, 31839), (7695, 10613)]