81913176

素因数分解:

$2^3\times 3^2\times {\mathrm{199}}^1\times {\mathrm{5717}}^1$

素因数の和:5928

約数の個数: 48

約数和(自身を含む): 223002000

約数和(自身を除く): 141088824

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 199, 398, 597, 796, 1194, 1592, 1791, 2388, 3582, 4776, 5717, 7164, 11434, 14328, 17151, 22868, 34302, 45736, 51453, 68604, 102906, 137208, 205812, 411624, 1137683, 2275366, 3413049, 4550732, 6826098, 9101464, 10239147, 13652196, 20478294, 27304392, 40956588, 81913176]

約数ペア:

[(1, 81913176), (2, 40956588), (3, 27304392), (4, 20478294), (6, 13652196), (8, 10239147), (9, 9101464), (12, 6826098), (18, 4550732), (24, 3413049), (36, 2275366), (72, 1137683), (199, 411624), (398, 205812), (597, 137208), (796, 102906), (1194, 68604), (1592, 51453), (1791, 45736), (2388, 34302), (3582, 22868), (4776, 17151), (5717, 14328), (7164, 11434)]