51685711

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{367}}^1$

素因数の和:475

約数の個数: 32

約数和(自身を含む): 67829760

約数和(自身を除く): 16144049

約数列:

[1, 7, 11, 31, 59, 77, 217, 341, 367, 413, 649, 1829, 2387, 2569, 4037, 4543, 11377, 12803, 20119, 21653, 28259, 79639, 125147, 140833, 151571, 238183, 671243, 876029, 1667281, 4698701, 7383673, 51685711]

約数ペア:

[(1, 51685711), (7, 7383673), (11, 4698701), (31, 1667281), (59, 876029), (77, 671243), (217, 238183), (341, 151571), (367, 140833), (413, 125147), (649, 79639), (1829, 28259), (2387, 21653), (2569, 20119), (4037, 12803), (4543, 11377)]