15448881

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1249}}^1$

素因数の和:1309

約数の個数: 32

約数和(自身を含む): 25600000

約数和(自身を除く): 10151119

約数列:

[1, 3, 7, 19, 21, 31, 57, 93, 133, 217, 399, 589, 651, 1249, 1767, 3747, 4123, 8743, 12369, 23731, 26229, 38719, 71193, 116157, 166117, 271033, 498351, 735661, 813099, 2206983, 5149627, 15448881]

約数ペア:

[(1, 15448881), (3, 5149627), (7, 2206983), (19, 813099), (21, 735661), (31, 498351), (57, 271033), (93, 166117), (133, 116157), (217, 71193), (399, 38719), (589, 26229), (651, 23731), (1249, 12369), (1767, 8743), (3747, 4123)]