68981612

素因数分解:

$2^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{4957}}^1$

素因数の和:5046

約数の個数: 36

約数和(自身を含む): 142433424

約数和(自身を除く): 73451812

約数列:

[1, 2, 4, 7, 14, 28, 49, 71, 98, 142, 196, 284, 497, 994, 1988, 3479, 4957, 6958, 9914, 13916, 19828, 34699, 69398, 138796, 242893, 351947, 485786, 703894, 971572, 1407788, 2463629, 4927258, 9854516, 17245403, 34490806, 68981612]

約数ペア:

[(1, 68981612), (2, 34490806), (4, 17245403), (7, 9854516), (14, 4927258), (28, 2463629), (49, 1407788), (71, 971572), (98, 703894), (142, 485786), (196, 351947), (284, 242893), (497, 138796), (994, 69398), (1988, 34699), (3479, 19828), (4957, 13916), (6958, 9914)]