289937984

素因数分解:

$2^6\times 7^1\times {\mathrm{53}}^1\times {\mathrm{12211}}^1$

素因数の和:12283

約数の個数: 56

約数和(自身を含む): 669999168

約数和(自身を除く): 380061184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 53, 56, 64, 106, 112, 212, 224, 371, 424, 448, 742, 848, 1484, 1696, 2968, 3392, 5936, 11872, 12211, 23744, 24422, 48844, 85477, 97688, 170954, 195376, 341908, 390752, 647183, 683816, 781504, 1294366, 1367632, 2588732, 2735264, 4530281, 5177464, 5470528, 9060562, 10354928, 18121124, 20709856, 36242248, 41419712, 72484496, 144968992, 289937984]

約数ペア:

[(1, 289937984), (2, 144968992), (4, 72484496), (7, 41419712), (8, 36242248), (14, 20709856), (16, 18121124), (28, 10354928), (32, 9060562), (53, 5470528), (56, 5177464), (64, 4530281), (106, 2735264), (112, 2588732), (212, 1367632), (224, 1294366), (371, 781504), (424, 683816), (448, 647183), (742, 390752), (848, 341908), (1484, 195376), (1696, 170954), (2968, 97688), (3392, 85477), (5936, 48844), (11872, 24422), (12211, 23744)]