28974918

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{689879}}^1$

素因数の和:689891

約数の個数: 16

約数和(自身を含む): 66228480

約数和(自身を除く): 37253562

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 689879, 1379758, 2069637, 4139274, 4829153, 9658306, 14487459, 28974918]

約数ペア:

[(1, 28974918), (2, 14487459), (3, 9658306), (6, 4829153), (7, 4139274), (14, 2069637), (21, 1379758), (42, 689879)]