259418038

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{251}}^1\times {\mathrm{431}}^1$

素因数の和:804

約数の個数: 32

約数和(自身を含む): 431101440

約数和(自身を除く): 171683402

約数列:

[1, 2, 11, 22, 109, 218, 251, 431, 502, 862, 1199, 2398, 2761, 4741, 5522, 9482, 27359, 46979, 54718, 93958, 108181, 216362, 300949, 516769, 601898, 1033538, 1189991, 2379982, 11791729, 23583458, 129709019, 259418038]

約数ペア:

[(1, 259418038), (2, 129709019), (11, 23583458), (22, 11791729), (109, 2379982), (218, 1189991), (251, 1033538), (431, 601898), (502, 516769), (862, 300949), (1199, 216362), (2398, 108181), (2761, 93958), (4741, 54718), (5522, 46979), (9482, 27359)]