2801315

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{53}}^1$

素因数の和:131

約数の個数: 24

約数和(自身を含む): 3860784

約数和(自身を除く): 1059469

約数列:

[1, 5, 11, 31, 53, 55, 155, 265, 341, 583, 961, 1643, 1705, 2915, 4805, 8215, 10571, 18073, 50933, 52855, 90365, 254665, 560263, 2801315]

約数ペア:

[(1, 2801315), (5, 560263), (11, 254665), (31, 90365), (53, 52855), (55, 50933), (155, 18073), (265, 10571), (341, 8215), (583, 4805), (961, 2915), (1643, 1705)]