211899856

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{99577}}^1$

素因数の和:99611

約数の個数: 40

約数和(自身を含む): 493906880

約数和(自身を除く): 282007024

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 99577, 199154, 398308, 697039, 796616, 1394078, 1593232, 1891963, 2788156, 3783926, 5576312, 7567852, 11152624, 13243741, 15135704, 26487482, 30271408, 52974964, 105949928, 211899856]

約数ペア:

[(1, 211899856), (2, 105949928), (4, 52974964), (7, 30271408), (8, 26487482), (14, 15135704), (16, 13243741), (19, 11152624), (28, 7567852), (38, 5576312), (56, 3783926), (76, 2788156), (112, 1891963), (133, 1593232), (152, 1394078), (266, 796616), (304, 697039), (532, 398308), (1064, 199154), (2128, 99577)]