247968252

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{271}}^1\times {\mathrm{3631}}^1$

素因数の和:3919

約数の個数: 72

約数和(自身を含む): 719194112

約数和(自身を除く): 471225860

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 271, 542, 813, 1084, 1626, 1897, 2439, 3252, 3631, 3794, 4878, 5691, 7262, 7588, 9756, 10893, 11382, 14524, 17073, 21786, 22764, 25417, 32679, 34146, 43572, 50834, 65358, 68292, 76251, 101668, 130716, 152502, 228753, 305004, 457506, 915012, 984001, 1968002, 2952003, 3936004, 5904006, 6888007, 8856009, 11808012, 13776014, 17712018, 20664021, 27552028, 35424036, 41328042, 61992063, 82656084, 123984126, 247968252]

約数ペア:

[(1, 247968252), (2, 123984126), (3, 82656084), (4, 61992063), (6, 41328042), (7, 35424036), (9, 27552028), (12, 20664021), (14, 17712018), (18, 13776014), (21, 11808012), (28, 8856009), (36, 6888007), (42, 5904006), (63, 3936004), (84, 2952003), (126, 1968002), (252, 984001), (271, 915012), (542, 457506), (813, 305004), (1084, 228753), (1626, 152502), (1897, 130716), (2439, 101668), (3252, 76251), (3631, 68292), (3794, 65358), (4878, 50834), (5691, 43572), (7262, 34146), (7588, 32679), (9756, 25417), (10893, 22764), (11382, 21786), (14524, 17073)]