31423777

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{457}}^1$

素因数の和:541

約数の個数: 32

約数和(自身を含む): 42209280

約数和(自身を除く): 10785503

約数列:

[1, 7, 11, 19, 47, 77, 133, 209, 329, 457, 517, 893, 1463, 3199, 3619, 5027, 6251, 8683, 9823, 21479, 35189, 60781, 68761, 95513, 150353, 236269, 408101, 668591, 1653883, 2856707, 4489111, 31423777]

約数ペア:

[(1, 31423777), (7, 4489111), (11, 2856707), (19, 1653883), (47, 668591), (77, 408101), (133, 236269), (209, 150353), (329, 95513), (457, 68761), (517, 60781), (893, 35189), (1463, 21479), (3199, 9823), (3619, 8683), (5027, 6251)]