287486055

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:269

約数の個数: 96

約数和(自身を含む): 550368000

約数和(自身を除く): 262881945

約数列:

[1, 3, 5, 9, 15, 19, 41, 45, 57, 59, 95, 123, 139, 171, 177, 205, 285, 295, 369, 417, 531, 615, 695, 779, 855, 885, 1121, 1251, 1845, 2085, 2337, 2419, 2641, 2655, 3363, 3895, 5605, 5699, 6255, 7011, 7257, 7923, 8201, 10089, 11685, 12095, 13205, 16815, 17097, 21771, 23769, 24603, 28495, 35055, 36285, 39615, 41005, 45961, 50445, 51291, 73809, 85485, 108281, 108855, 118845, 123015, 137883, 155819, 229805, 256455, 324843, 336241, 369045, 413649, 467457, 541405, 689415, 779095, 974529, 1008723, 1402371, 1624215, 1681205, 2068245, 2337285, 3026169, 4872645, 5043615, 6388579, 7011855, 15130845, 19165737, 31942895, 57497211, 95828685, 287486055]

約数ペア:

[(1, 287486055), (3, 95828685), (5, 57497211), (9, 31942895), (15, 19165737), (19, 15130845), (41, 7011855), (45, 6388579), (57, 5043615), (59, 4872645), (95, 3026169), (123, 2337285), (139, 2068245), (171, 1681205), (177, 1624215), (205, 1402371), (285, 1008723), (295, 974529), (369, 779095), (417, 689415), (531, 541405), (615, 467457), (695, 413649), (779, 369045), (855, 336241), (885, 324843), (1121, 256455), (1251, 229805), (1845, 155819), (2085, 137883), (2337, 123015), (2419, 118845), (2641, 108855), (2655, 108281), (3363, 85485), (3895, 73809), (5605, 51291), (5699, 50445), (6255, 45961), (7011, 41005), (7257, 39615), (7923, 36285), (8201, 35055), (10089, 28495), (11685, 24603), (12095, 23769), (13205, 21771), (16815, 17097)]