217871304

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{4931}}^1$

素因数の和:5210

約数の個数: 64

約数和(自身を含む): 624983040

約数和(自身を除く): 407111736

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 263, 526, 789, 1052, 1578, 1841, 2104, 3156, 3682, 4931, 5523, 6312, 7364, 9862, 11046, 14728, 14793, 19724, 22092, 29586, 34517, 39448, 44184, 59172, 69034, 103551, 118344, 138068, 207102, 276136, 414204, 828408, 1296853, 2593706, 3890559, 5187412, 7781118, 9077971, 10374824, 15562236, 18155942, 27233913, 31124472, 36311884, 54467826, 72623768, 108935652, 217871304]

約数ペア:

[(1, 217871304), (2, 108935652), (3, 72623768), (4, 54467826), (6, 36311884), (7, 31124472), (8, 27233913), (12, 18155942), (14, 15562236), (21, 10374824), (24, 9077971), (28, 7781118), (42, 5187412), (56, 3890559), (84, 2593706), (168, 1296853), (263, 828408), (526, 414204), (789, 276136), (1052, 207102), (1578, 138068), (1841, 118344), (2104, 103551), (3156, 69034), (3682, 59172), (4931, 44184), (5523, 39448), (6312, 34517), (7364, 29586), (9862, 22092), (11046, 19724), (14728, 14793)]