287078325

素因数分解:

$3^1\times 5^2\times {\mathrm{83}}^1\times {\mathrm{107}}^1\times {\mathrm{431}}^1$

素因数の和:634

約数の個数: 48

約数和(自身を含む): 485968896

約数和(自身を除く): 198890571

約数列:

[1, 3, 5, 15, 25, 75, 83, 107, 249, 321, 415, 431, 535, 1245, 1293, 1605, 2075, 2155, 2675, 6225, 6465, 8025, 8881, 10775, 26643, 32325, 35773, 44405, 46117, 107319, 133215, 138351, 178865, 222025, 230585, 536595, 666075, 691755, 894325, 1152925, 2682975, 3458775, 3827711, 11483133, 19138555, 57415665, 95692775, 287078325]

約数ペア:

[(1, 287078325), (3, 95692775), (5, 57415665), (15, 19138555), (25, 11483133), (75, 3827711), (83, 3458775), (107, 2682975), (249, 1152925), (321, 894325), (415, 691755), (431, 666075), (535, 536595), (1245, 230585), (1293, 222025), (1605, 178865), (2075, 138351), (2155, 133215), (2675, 107319), (6225, 46117), (6465, 44405), (8025, 35773), (8881, 32325), (10775, 26643)]