90121275

素因数分解:

$3^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{7027}}^1$

素因数の和:7065

約数の個数: 48

約数和(自身を含む): 174294400

約数和(自身を除く): 84173125

約数列:

[1, 3, 5, 9, 15, 19, 25, 27, 45, 57, 75, 95, 135, 171, 225, 285, 475, 513, 675, 855, 1425, 2565, 4275, 7027, 12825, 21081, 35135, 63243, 105405, 133513, 175675, 189729, 316215, 400539, 527025, 667565, 948645, 1201617, 1581075, 2002695, 3337825, 3604851, 4743225, 6008085, 10013475, 18024255, 30040425, 90121275]

約数ペア:

[(1, 90121275), (3, 30040425), (5, 18024255), (9, 10013475), (15, 6008085), (19, 4743225), (25, 3604851), (27, 3337825), (45, 2002695), (57, 1581075), (75, 1201617), (95, 948645), (135, 667565), (171, 527025), (225, 400539), (285, 316215), (475, 189729), (513, 175675), (675, 133513), (855, 105405), (1425, 63243), (2565, 35135), (4275, 21081), (7027, 12825)]