689883194

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{31327}}^1$

素因数の和:31371

約数の個数: 48

約数和(自身を含む): 1399985664

約数和(自身を除く): 710102470

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 121, 143, 154, 182, 242, 286, 847, 1001, 1573, 1694, 2002, 3146, 11011, 22022, 31327, 62654, 219289, 344597, 407251, 438578, 689194, 814502, 2412179, 2850757, 3790567, 4479761, 4824358, 5701514, 7581134, 8959522, 26533969, 31358327, 49277371, 53067938, 62716654, 98554742, 344941597, 689883194]

約数ペア:

[(1, 689883194), (2, 344941597), (7, 98554742), (11, 62716654), (13, 53067938), (14, 49277371), (22, 31358327), (26, 26533969), (77, 8959522), (91, 7581134), (121, 5701514), (143, 4824358), (154, 4479761), (182, 3790567), (242, 2850757), (286, 2412179), (847, 814502), (1001, 689194), (1573, 438578), (1694, 407251), (2002, 344597), (3146, 219289), (11011, 62654), (22022, 31327)]