8729994

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{271}}^1$

素因数の和:355

約数の個数: 64

約数和(自身を含む): 21934080

約数和(自身を除く): 13204086

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 59, 78, 91, 118, 177, 182, 271, 273, 354, 413, 542, 546, 767, 813, 826, 1239, 1534, 1626, 1897, 2301, 2478, 3523, 3794, 4602, 5369, 5691, 7046, 10569, 10738, 11382, 15989, 16107, 21138, 24661, 31978, 32214, 47967, 49322, 73983, 95934, 111923, 147966, 207857, 223846, 335769, 415714, 623571, 671538, 1247142, 1454999, 2909998, 4364997, 8729994]

約数ペア:

[(1, 8729994), (2, 4364997), (3, 2909998), (6, 1454999), (7, 1247142), (13, 671538), (14, 623571), (21, 415714), (26, 335769), (39, 223846), (42, 207857), (59, 147966), (78, 111923), (91, 95934), (118, 73983), (177, 49322), (182, 47967), (271, 32214), (273, 31978), (354, 24661), (413, 21138), (542, 16107), (546, 15989), (767, 11382), (813, 10738), (826, 10569), (1239, 7046), (1534, 5691), (1626, 5369), (1897, 4602), (2301, 3794), (2478, 3523)]