72990841

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{709}}^1$

素因数の和:925

約数の個数: 24

約数和(自身を含む): 93242880

約数和(自身を除く): 20252039

約数列:

[1, 7, 11, 49, 77, 191, 539, 709, 1337, 2101, 4963, 7799, 9359, 14707, 34741, 54593, 102949, 135419, 382151, 947933, 1489609, 6635531, 10427263, 72990841]

約数ペア:

[(1, 72990841), (7, 10427263), (11, 6635531), (49, 1489609), (77, 947933), (191, 382151), (539, 135419), (709, 102949), (1337, 54593), (2101, 34741), (4963, 14707), (7799, 9359)]