71649688

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{4133}}^1$

素因数の和:4347

約数の個数: 32

約数和(自身を含む): 147335760

約数和(自身を除く): 75686072

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 197, 394, 788, 1576, 2167, 4133, 4334, 8266, 8668, 16532, 17336, 33064, 45463, 90926, 181852, 363704, 814201, 1628402, 3256804, 6513608, 8956211, 17912422, 35824844, 71649688]

約数ペア:

[(1, 71649688), (2, 35824844), (4, 17912422), (8, 8956211), (11, 6513608), (22, 3256804), (44, 1628402), (88, 814201), (197, 363704), (394, 181852), (788, 90926), (1576, 45463), (2167, 33064), (4133, 17336), (4334, 16532), (8266, 8668)]