8971567384

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{947}}^1\times {\mathrm{1283}}^1$

素因数の和:2320

約数の個数: 64

約数和(自身を含む): 18404547840

約数和(自身を除く): 9432980456

約数列:

[1, 2, 4, 8, 13, 26, 52, 71, 104, 142, 284, 568, 923, 947, 1283, 1846, 1894, 2566, 3692, 3788, 5132, 7384, 7576, 10264, 12311, 16679, 24622, 33358, 49244, 66716, 67237, 91093, 98488, 133432, 134474, 182186, 268948, 364372, 537896, 728744, 874081, 1184209, 1215001, 1748162, 2368418, 2430002, 3496324, 4736836, 4860004, 6992648, 9473672, 9720008, 15795013, 31590026, 63180052, 86265071, 126360104, 172530142, 345060284, 690120568, 1121445923, 2242891846, 4485783692, 8971567384]

約数ペア:

[(1, 8971567384), (2, 4485783692), (4, 2242891846), (8, 1121445923), (13, 690120568), (26, 345060284), (52, 172530142), (71, 126360104), (104, 86265071), (142, 63180052), (284, 31590026), (568, 15795013), (923, 9720008), (947, 9473672), (1283, 6992648), (1846, 4860004), (1894, 4736836), (2566, 3496324), (3692, 2430002), (3788, 2368418), (5132, 1748162), (7384, 1215001), (7576, 1184209), (10264, 874081), (12311, 728744), (16679, 537896), (24622, 364372), (33358, 268948), (49244, 182186), (66716, 134474), (67237, 133432), (91093, 98488)]