620617816

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{12007}}^1$

素因数の和:12104

約数の個数: 64

約数和(自身を含む): 1452487680

約数和(自身を除く): 831869864

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 71, 91, 104, 142, 182, 284, 364, 497, 568, 728, 923, 994, 1846, 1988, 3692, 3976, 6461, 7384, 12007, 12922, 24014, 25844, 48028, 51688, 84049, 96056, 156091, 168098, 312182, 336196, 624364, 672392, 852497, 1092637, 1248728, 1704994, 2185274, 3409988, 4370548, 5967479, 6819976, 8741096, 11082461, 11934958, 22164922, 23869916, 44329844, 47739832, 77577227, 88659688, 155154454, 310308908, 620617816]

約数ペア:

[(1, 620617816), (2, 310308908), (4, 155154454), (7, 88659688), (8, 77577227), (13, 47739832), (14, 44329844), (26, 23869916), (28, 22164922), (52, 11934958), (56, 11082461), (71, 8741096), (91, 6819976), (104, 5967479), (142, 4370548), (182, 3409988), (284, 2185274), (364, 1704994), (497, 1248728), (568, 1092637), (728, 852497), (923, 672392), (994, 624364), (1846, 336196), (1988, 312182), (3692, 168098), (3976, 156091), (6461, 96056), (7384, 84049), (12007, 51688), (12922, 48028), (24014, 25844)]