123854913

素因数分解:

$3^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1867}}^1$

素因数の和:1905

約数の個数: 56

約数和(自身を含む): 228673088

約数和(自身を除く): 104818175

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 81, 91, 117, 189, 243, 273, 351, 567, 729, 819, 1053, 1701, 1867, 2457, 3159, 5103, 5601, 7371, 9477, 13069, 16803, 22113, 24271, 39207, 50409, 66339, 72813, 117621, 151227, 169897, 218439, 352863, 453681, 509691, 655317, 1058589, 1361043, 1529073, 1965951, 3175767, 4587219, 5897853, 9527301, 13761657, 17693559, 41284971, 123854913]

約数ペア:

[(1, 123854913), (3, 41284971), (7, 17693559), (9, 13761657), (13, 9527301), (21, 5897853), (27, 4587219), (39, 3175767), (63, 1965951), (81, 1529073), (91, 1361043), (117, 1058589), (189, 655317), (243, 509691), (273, 453681), (351, 352863), (567, 218439), (729, 169897), (819, 151227), (1053, 117621), (1701, 72813), (1867, 66339), (2457, 50409), (3159, 39207), (5103, 24271), (5601, 22113), (7371, 16803), (9477, 13069)]