2557191966

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{727}}^1\times {\mathrm{941}}^1$

素因数の和:1769

約数の個数: 64

約数和(自身を含む): 5925104640

約数和(自身を除く): 3367912674

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 89, 178, 267, 534, 623, 727, 941, 1246, 1454, 1869, 1882, 2181, 2823, 3738, 4362, 5089, 5646, 6587, 10178, 13174, 15267, 19761, 30534, 39522, 64703, 83749, 129406, 167498, 194109, 251247, 388218, 452921, 502494, 586243, 684107, 905842, 1172486, 1358763, 1368214, 1758729, 2052321, 2717526, 3517458, 4104642, 4788749, 9577498, 14366247, 28732494, 60885523, 121771046, 182656569, 365313138, 426198661, 852397322, 1278595983, 2557191966]

約数ペア:

[(1, 2557191966), (2, 1278595983), (3, 852397322), (6, 426198661), (7, 365313138), (14, 182656569), (21, 121771046), (42, 60885523), (89, 28732494), (178, 14366247), (267, 9577498), (534, 4788749), (623, 4104642), (727, 3517458), (941, 2717526), (1246, 2052321), (1454, 1758729), (1869, 1368214), (1882, 1358763), (2181, 1172486), (2823, 905842), (3738, 684107), (4362, 586243), (5089, 502494), (5646, 452921), (6587, 388218), (10178, 251247), (13174, 194109), (15267, 167498), (19761, 129406), (30534, 83749), (39522, 64703)]