2980438

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1$

素因数の和:363

約数の個数: 16

約数和(自身を含む): 4596480

約数和(自身を除く): 1616042

約数列:

[1, 2, 71, 139, 142, 151, 278, 302, 9869, 10721, 19738, 20989, 21442, 41978, 1490219, 2980438]

約数ペア:

[(1, 2980438), (2, 1490219), (71, 41978), (139, 21442), (142, 20989), (151, 19738), (278, 10721), (302, 9869)]