1284157888

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{49789}}^1$

素因数の和:49845

約数の個数: 56

約数和(自身を含む): 2832851840

約数和(自身を除く): 1548693952

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 208, 248, 403, 416, 496, 806, 832, 992, 1612, 1984, 3224, 6448, 12896, 25792, 49789, 99578, 199156, 398312, 647257, 796624, 1294514, 1543459, 1593248, 2589028, 3086918, 3186496, 5178056, 6173836, 10356112, 12347672, 20064967, 20712224, 24695344, 40129934, 41424448, 49390688, 80259868, 98781376, 160519736, 321039472, 642078944, 1284157888]

約数ペア:

[(1, 1284157888), (2, 642078944), (4, 321039472), (8, 160519736), (13, 98781376), (16, 80259868), (26, 49390688), (31, 41424448), (32, 40129934), (52, 24695344), (62, 20712224), (64, 20064967), (104, 12347672), (124, 10356112), (208, 6173836), (248, 5178056), (403, 3186496), (416, 3086918), (496, 2589028), (806, 1593248), (832, 1543459), (992, 1294514), (1612, 796624), (1984, 647257), (3224, 398312), (6448, 199156), (12896, 99578), (25792, 49789)]