40668187

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{653}}^1$

素因数の和:739

約数の個数: 24

約数和(自身を含む): 50101632

約数和(自身を除く): 9433445

約数列:

[1, 7, 31, 41, 49, 217, 287, 653, 1271, 1519, 2009, 4571, 8897, 20243, 26773, 31997, 62279, 141701, 187411, 829963, 991907, 1311877, 5809741, 40668187]

約数ペア:

[(1, 40668187), (7, 5809741), (31, 1311877), (41, 991907), (49, 829963), (217, 187411), (287, 141701), (653, 62279), (1271, 31997), (1519, 26773), (2009, 20243), (4571, 8897)]