155118831

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{16903}}^1$

素因数の和:16955

約数の個数: 32

約数和(自身を含む): 259645440

約数和(自身を除く): 104526609

約数列:

[1, 3, 7, 19, 21, 23, 57, 69, 133, 161, 399, 437, 483, 1311, 3059, 9177, 16903, 50709, 118321, 321157, 354963, 388769, 963471, 1166307, 2248099, 2721383, 6744297, 7386611, 8164149, 22159833, 51706277, 155118831]

約数ペア:

[(1, 155118831), (3, 51706277), (7, 22159833), (19, 8164149), (21, 7386611), (23, 6744297), (57, 2721383), (69, 2248099), (133, 1166307), (161, 963471), (399, 388769), (437, 354963), (483, 321157), (1311, 118321), (3059, 50709), (9177, 16903)]