551634616

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{293}}^1\times {\mathrm{421}}^1$

素因数の和:776

約数の個数: 64

約数和(自身を含む): 1146388320

約数和(自身を除く): 594753704

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 86, 104, 172, 293, 344, 421, 559, 586, 842, 1118, 1172, 1684, 2236, 2344, 3368, 3809, 4472, 5473, 7618, 10946, 12599, 15236, 18103, 21892, 25198, 30472, 36206, 43784, 50396, 72412, 100792, 123353, 144824, 163787, 235339, 246706, 327574, 470678, 493412, 655148, 941356, 986824, 1310296, 1603589, 1882712, 3207178, 5304179, 6414356, 10608358, 12828712, 21216716, 42433432, 68954327, 137908654, 275817308, 551634616]

約数ペア:

[(1, 551634616), (2, 275817308), (4, 137908654), (8, 68954327), (13, 42433432), (26, 21216716), (43, 12828712), (52, 10608358), (86, 6414356), (104, 5304179), (172, 3207178), (293, 1882712), (344, 1603589), (421, 1310296), (559, 986824), (586, 941356), (842, 655148), (1118, 493412), (1172, 470678), (1684, 327574), (2236, 246706), (2344, 235339), (3368, 163787), (3809, 144824), (4472, 123353), (5473, 100792), (7618, 72412), (10946, 50396), (12599, 43784), (15236, 36206), (18103, 30472), (21892, 25198)]