28766475

素因数分解:

$3^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{2243}}^1$

素因数の和:2281

約数の個数: 48

約数和(自身を含む): 55651200

約数和(自身を除く): 26884725

約数列:

[1, 3, 5, 9, 15, 19, 25, 27, 45, 57, 75, 95, 135, 171, 225, 285, 475, 513, 675, 855, 1425, 2243, 2565, 4275, 6729, 11215, 12825, 20187, 33645, 42617, 56075, 60561, 100935, 127851, 168225, 213085, 302805, 383553, 504675, 639255, 1065425, 1150659, 1514025, 1917765, 3196275, 5753295, 9588825, 28766475]

約数ペア:

[(1, 28766475), (3, 9588825), (5, 5753295), (9, 3196275), (15, 1917765), (19, 1514025), (25, 1150659), (27, 1065425), (45, 639255), (57, 504675), (75, 383553), (95, 302805), (135, 213085), (171, 168225), (225, 127851), (285, 100935), (475, 60561), (513, 56075), (675, 42617), (855, 33645), (1425, 20187), (2243, 12825), (2565, 11215), (4275, 6729)]