247378326

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1\times {\mathrm{389}}^1$

素因数の和:701

約数の個数: 64

約数和(自身を含む): 553512960

約数和(自身を除く): 306134634

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 186, 263, 389, 403, 526, 778, 789, 806, 1167, 1209, 1578, 2334, 2418, 3419, 5057, 6838, 8153, 10114, 10257, 12059, 15171, 16306, 20514, 24118, 24459, 30342, 36177, 48918, 72354, 102307, 105989, 156767, 204614, 211978, 306921, 313534, 317967, 470301, 613842, 635934, 940602, 1329991, 2659982, 3171517, 3989973, 6343034, 7979946, 9514551, 19029102, 41229721, 82459442, 123689163, 247378326]

約数ペア:

[(1, 247378326), (2, 123689163), (3, 82459442), (6, 41229721), (13, 19029102), (26, 9514551), (31, 7979946), (39, 6343034), (62, 3989973), (78, 3171517), (93, 2659982), (186, 1329991), (263, 940602), (389, 635934), (403, 613842), (526, 470301), (778, 317967), (789, 313534), (806, 306921), (1167, 211978), (1209, 204614), (1578, 156767), (2334, 105989), (2418, 102307), (3419, 72354), (5057, 48918), (6838, 36177), (8153, 30342), (10114, 24459), (10257, 24118), (12059, 20514), (15171, 16306)]