28154236

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{12073}}^1$

素因数の和:12141

約数の個数: 24

約数和(自身を含む): 54767664

約数和(自身を除く): 26613428

約数列:

[1, 2, 4, 11, 22, 44, 53, 106, 212, 583, 1166, 2332, 12073, 24146, 48292, 132803, 265606, 531212, 639869, 1279738, 2559476, 7038559, 14077118, 28154236]

約数ペア:

[(1, 28154236), (2, 14077118), (4, 7038559), (11, 2559476), (22, 1279738), (44, 639869), (53, 531212), (106, 265606), (212, 132803), (583, 48292), (1166, 24146), (2332, 12073)]