138284993

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{691}}^1$

素因数の和:845

約数の個数: 32

約数和(自身を含む): 181757952

約数和(自身を除く): 43472959

約数列:

[1, 7, 11, 23, 77, 113, 161, 253, 691, 791, 1243, 1771, 2599, 4837, 7601, 8701, 15893, 18193, 28589, 53207, 78083, 111251, 174823, 200123, 546581, 858913, 1223761, 1795909, 6012391, 12571363, 19754999, 138284993]

約数ペア:

[(1, 138284993), (7, 19754999), (11, 12571363), (23, 6012391), (77, 1795909), (113, 1223761), (161, 858913), (253, 546581), (691, 200123), (791, 174823), (1243, 111251), (1771, 78083), (2599, 53207), (4837, 28589), (7601, 18193), (8701, 15893)]