18344985

素因数分解:

$3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1\times {\mathrm{137}}^1$

素因数の和:337

約数の個数: 32

約数和(自身を含む): 30205440

約数和(自身を除く): 11860455

約数列:

[1, 3, 5, 15, 79, 113, 137, 237, 339, 395, 411, 565, 685, 1185, 1695, 2055, 8927, 10823, 15481, 26781, 32469, 44635, 46443, 54115, 77405, 133905, 162345, 232215, 1222999, 3668997, 6114995, 18344985]

約数ペア:

[(1, 18344985), (3, 6114995), (5, 3668997), (15, 1222999), (79, 232215), (113, 162345), (137, 133905), (237, 77405), (339, 54115), (395, 46443), (411, 44635), (565, 32469), (685, 26781), (1185, 15481), (1695, 10823), (2055, 8927)]