31028008

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{3491}}^1$

素因数の和:3609

約数の個数: 32

約数和(自身を含む): 64113120

約数和(自身を除く): 33085112

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 101, 202, 404, 808, 1111, 2222, 3491, 4444, 6982, 8888, 13964, 27928, 38401, 76802, 153604, 307208, 352591, 705182, 1410364, 2820728, 3878501, 7757002, 15514004, 31028008]

約数ペア:

[(1, 31028008), (2, 15514004), (4, 7757002), (8, 3878501), (11, 2820728), (22, 1410364), (44, 705182), (88, 352591), (101, 307208), (202, 153604), (404, 76802), (808, 38401), (1111, 27928), (2222, 13964), (3491, 8888), (4444, 6982)]