2662345

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:145

約数の個数: 32

約数和(自身を含む): 3928320

約数和(自身を除く): 1265975

約数列:

[1, 5, 7, 29, 35, 43, 61, 145, 203, 215, 301, 305, 427, 1015, 1247, 1505, 1769, 2135, 2623, 6235, 8729, 8845, 12383, 13115, 18361, 43645, 61915, 76067, 91805, 380335, 532469, 2662345]

約数ペア:

[(1, 2662345), (5, 532469), (7, 380335), (29, 91805), (35, 76067), (43, 61915), (61, 43645), (145, 18361), (203, 13115), (215, 12383), (301, 8845), (305, 8729), (427, 6235), (1015, 2623), (1247, 2135), (1505, 1769)]