2141447

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1$

素因数の和:191

約数の個数: 24

約数和(自身を含む): 2831760

約数和(自身を除く): 690313

約数列:

[1, 7, 11, 29, 49, 77, 137, 203, 319, 539, 959, 1421, 1507, 2233, 3973, 6713, 10549, 15631, 27811, 43703, 73843, 194677, 305921, 2141447]

約数ペア:

[(1, 2141447), (7, 305921), (11, 194677), (29, 73843), (49, 43703), (77, 27811), (137, 15631), (203, 10549), (319, 6713), (539, 3973), (959, 2233), (1421, 1507)]