317536415

素因数分解:

$5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{21247}}^1$

素因数の和:21327

約数の個数: 24

約数和(自身を含む): 450542592

約数和(自身を除く): 133006177

約数列:

[1, 5, 7, 35, 49, 61, 245, 305, 427, 2135, 2989, 14945, 21247, 106235, 148729, 743645, 1041103, 1296067, 5205515, 6480335, 9072469, 45362345, 63507283, 317536415]

約数ペア:

[(1, 317536415), (5, 63507283), (7, 45362345), (35, 9072469), (49, 6480335), (61, 5205515), (245, 1296067), (305, 1041103), (427, 743645), (2135, 148729), (2989, 106235), (14945, 21247)]