131077496

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{7561}}^1$

素因数の和:7775

約数の個数: 32

約数和(自身を含む): 269509680

約数和(自身を除く): 138432184

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 197, 394, 788, 1576, 2167, 4334, 7561, 8668, 15122, 17336, 30244, 60488, 83171, 166342, 332684, 665368, 1489517, 2979034, 5958068, 11916136, 16384687, 32769374, 65538748, 131077496]

約数ペア:

[(1, 131077496), (2, 65538748), (4, 32769374), (8, 16384687), (11, 11916136), (22, 5958068), (44, 2979034), (88, 1489517), (197, 665368), (394, 332684), (788, 166342), (1576, 83171), (2167, 60488), (4334, 30244), (7561, 17336), (8668, 15122)]