217813512

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{457}}^1\times {\mathrm{2837}}^1$

素因数の和:3310

約数の個数: 64

約数和(自身を含む): 623905920

約数和(自身を除く): 406092408

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 457, 914, 1371, 1828, 2742, 2837, 3199, 3656, 5484, 5674, 6398, 8511, 9597, 10968, 11348, 12796, 17022, 19194, 19859, 22696, 25592, 34044, 38388, 39718, 59577, 68088, 76776, 79436, 119154, 158872, 238308, 476616, 1296509, 2593018, 3889527, 5186036, 7779054, 9075563, 10372072, 15558108, 18151126, 27226689, 31116216, 36302252, 54453378, 72604504, 108906756, 217813512]

約数ペア:

[(1, 217813512), (2, 108906756), (3, 72604504), (4, 54453378), (6, 36302252), (7, 31116216), (8, 27226689), (12, 18151126), (14, 15558108), (21, 10372072), (24, 9075563), (28, 7779054), (42, 5186036), (56, 3889527), (84, 2593018), (168, 1296509), (457, 476616), (914, 238308), (1371, 158872), (1828, 119154), (2742, 79436), (2837, 76776), (3199, 68088), (3656, 59577), (5484, 39718), (5674, 38388), (6398, 34044), (8511, 25592), (9597, 22696), (10968, 19859), (11348, 19194), (12796, 17022)]