26688825

素因数分解:

$3^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{2081}}^1$

素因数の和:2119

約数の個数: 48

約数和(自身を含む): 51633600

約数和(自身を除く): 24944775

約数列:

[1, 3, 5, 9, 15, 19, 25, 27, 45, 57, 75, 95, 135, 171, 225, 285, 475, 513, 675, 855, 1425, 2081, 2565, 4275, 6243, 10405, 12825, 18729, 31215, 39539, 52025, 56187, 93645, 118617, 156075, 197695, 280935, 355851, 468225, 593085, 988475, 1067553, 1404675, 1779255, 2965425, 5337765, 8896275, 26688825]

約数ペア:

[(1, 26688825), (3, 8896275), (5, 5337765), (9, 2965425), (15, 1779255), (19, 1404675), (25, 1067553), (27, 988475), (45, 593085), (57, 468225), (75, 355851), (95, 280935), (135, 197695), (171, 156075), (225, 118617), (285, 93645), (475, 56187), (513, 52025), (675, 39539), (855, 31215), (1425, 18729), (2081, 12825), (2565, 10405), (4275, 6243)]