72167205

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{11821}}^1$

素因数の和:11877

約数の個数: 32

約数和(自身を含む): 129379968

約数和(自身を除く): 57212763

約数列:

[1, 3, 5, 11, 15, 33, 37, 55, 111, 165, 185, 407, 555, 1221, 2035, 6105, 11821, 35463, 59105, 130031, 177315, 390093, 437377, 650155, 1312131, 1950465, 2186885, 4811147, 6560655, 14433441, 24055735, 72167205]

約数ペア:

[(1, 72167205), (3, 24055735), (5, 14433441), (11, 6560655), (15, 4811147), (33, 2186885), (37, 1950465), (55, 1312131), (111, 650155), (165, 437377), (185, 390093), (407, 177315), (555, 130031), (1221, 59105), (2035, 35463), (6105, 11821)]