205884465

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{409}}^1\times {\mathrm{907}}^1$

素因数の和:1361

約数の個数: 32

約数和(自身を含む): 339519360

約数和(自身を除く): 133634895

約数列:

[1, 3, 5, 15, 37, 111, 185, 409, 555, 907, 1227, 2045, 2721, 4535, 6135, 13605, 15133, 33559, 45399, 75665, 100677, 167795, 226995, 370963, 503385, 1112889, 1854815, 5564445, 13725631, 41176893, 68628155, 205884465]

約数ペア:

[(1, 205884465), (3, 68628155), (5, 41176893), (15, 13725631), (37, 5564445), (111, 1854815), (185, 1112889), (409, 503385), (555, 370963), (907, 226995), (1227, 167795), (2045, 100677), (2721, 75665), (4535, 45399), (6135, 33559), (13605, 15133)]