43171856

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{199}}^1$

素因数の和:376

約数の個数: 80

約数和(自身を含む): 104160000

約数和(自身を除く): 60988144

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 149, 182, 199, 208, 298, 364, 398, 596, 728, 796, 1043, 1192, 1393, 1456, 1592, 1937, 2086, 2384, 2587, 2786, 3184, 3874, 4172, 5174, 5572, 7748, 8344, 10348, 11144, 13559, 15496, 16688, 18109, 20696, 22288, 27118, 29651, 30992, 36218, 41392, 54236, 59302, 72436, 108472, 118604, 144872, 207557, 216944, 237208, 289744, 385463, 415114, 474416, 770926, 830228, 1541852, 1660456, 2698241, 3083704, 3320912, 5396482, 6167408, 10792964, 21585928, 43171856]

約数ペア:

[(1, 43171856), (2, 21585928), (4, 10792964), (7, 6167408), (8, 5396482), (13, 3320912), (14, 3083704), (16, 2698241), (26, 1660456), (28, 1541852), (52, 830228), (56, 770926), (91, 474416), (104, 415114), (112, 385463), (149, 289744), (182, 237208), (199, 216944), (208, 207557), (298, 144872), (364, 118604), (398, 108472), (596, 72436), (728, 59302), (796, 54236), (1043, 41392), (1192, 36218), (1393, 30992), (1456, 29651), (1592, 27118), (1937, 22288), (2086, 20696), (2384, 18109), (2587, 16688), (2786, 15496), (3184, 13559), (3874, 11144), (4172, 10348), (5174, 8344), (5572, 7748)]