421203742

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{409}}^1\times {\mathrm{661}}^1$

素因数の和:1132

約数の個数: 32

約数和(自身を含む): 683978400

約数和(自身を除く): 262774658

約数列:

[1, 2, 19, 38, 41, 82, 409, 661, 779, 818, 1322, 1558, 7771, 12559, 15542, 16769, 25118, 27101, 33538, 54202, 270349, 318611, 514919, 540698, 637222, 1029838, 5136631, 10273262, 11084309, 22168618, 210601871, 421203742]

約数ペア:

[(1, 421203742), (2, 210601871), (19, 22168618), (38, 11084309), (41, 10273262), (82, 5136631), (409, 1029838), (661, 637222), (779, 540698), (818, 514919), (1322, 318611), (1558, 270349), (7771, 54202), (12559, 33538), (15542, 27101), (16769, 25118)]