505872018

素因数分解:

$2^1\times 3^2\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{6709}}^1$

素因数の和:6847

約数の個数: 48

約数和(自身を含む): 1130500800

約数和(自身を除く): 624628782

約数列:

[1, 2, 3, 6, 9, 18, 59, 71, 118, 142, 177, 213, 354, 426, 531, 639, 1062, 1278, 4189, 6709, 8378, 12567, 13418, 20127, 25134, 37701, 40254, 60381, 75402, 120762, 395831, 476339, 791662, 952678, 1187493, 1429017, 2374986, 2858034, 3562479, 4287051, 7124958, 8574102, 28104001, 56208002, 84312003, 168624006, 252936009, 505872018]

約数ペア:

[(1, 505872018), (2, 252936009), (3, 168624006), (6, 84312003), (9, 56208002), (18, 28104001), (59, 8574102), (71, 7124958), (118, 4287051), (142, 3562479), (177, 2858034), (213, 2374986), (354, 1429017), (426, 1187493), (531, 952678), (639, 791662), (1062, 476339), (1278, 395831), (4189, 120762), (6709, 75402), (8378, 60381), (12567, 40254), (13418, 37701), (20127, 25134)]