228704392

素因数分解:

$2^3\times 7^1\times {\mathrm{197}}^1\times {\mathrm{20731}}^1$

素因数の和:20941

約数の個数: 32

約数和(自身を含む): 492592320

約数和(自身を除く): 263887928

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 197, 394, 788, 1379, 1576, 2758, 5516, 11032, 20731, 41462, 82924, 145117, 165848, 290234, 580468, 1160936, 4084007, 8168014, 16336028, 28588049, 32672056, 57176098, 114352196, 228704392]

約数ペア:

[(1, 228704392), (2, 114352196), (4, 57176098), (7, 32672056), (8, 28588049), (14, 16336028), (28, 8168014), (56, 4084007), (197, 1160936), (394, 580468), (788, 290234), (1379, 165848), (1576, 145117), (2758, 82924), (5516, 41462), (11032, 20731)]