12486345

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{257}}^1$

素因数の和:385

約数の個数: 32

約数和(自身を含む): 20805120

約数和(自身を除く): 8318775

約数列:

[1, 3, 5, 15, 41, 79, 123, 205, 237, 257, 395, 615, 771, 1185, 1285, 3239, 3855, 9717, 10537, 16195, 20303, 31611, 48585, 52685, 60909, 101515, 158055, 304545, 832423, 2497269, 4162115, 12486345]

約数ペア:

[(1, 12486345), (3, 4162115), (5, 2497269), (15, 832423), (41, 304545), (79, 158055), (123, 101515), (205, 60909), (237, 52685), (257, 48585), (395, 31611), (615, 20303), (771, 16195), (1185, 10537), (1285, 9717), (3239, 3855)]