206974910

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{15527}}^1$

素因数の和:15608

約数の個数: 32

約数和(自身を含む): 393541632

約数和(自身を除く): 186566722

約数列:

[1, 2, 5, 10, 31, 43, 62, 86, 155, 215, 310, 430, 1333, 2666, 6665, 13330, 15527, 31054, 77635, 155270, 481337, 667661, 962674, 1335322, 2406685, 3338305, 4813370, 6676610, 20697491, 41394982, 103487455, 206974910]

約数ペア:

[(1, 206974910), (2, 103487455), (5, 41394982), (10, 20697491), (31, 6676610), (43, 4813370), (62, 3338305), (86, 2406685), (155, 1335322), (215, 962674), (310, 667661), (430, 481337), (1333, 155270), (2666, 77635), (6665, 31054), (13330, 15527)]