7997704

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{6991}}^1$

素因数の和:7021

約数の個数: 32

約数和(自身を含む): 17619840

約数和(自身を除く): 9622136

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 6991, 13982, 27964, 55928, 76901, 90883, 153802, 181766, 307604, 363532, 615208, 727064, 999713, 1999426, 3998852, 7997704]

約数ペア:

[(1, 7997704), (2, 3998852), (4, 1999426), (8, 999713), (11, 727064), (13, 615208), (22, 363532), (26, 307604), (44, 181766), (52, 153802), (88, 90883), (104, 76901), (143, 55928), (286, 27964), (572, 13982), (1144, 6991)]