2115254

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{313}}^1$

素因数の和:455

約数の個数: 16

約数和(自身を含む): 3315840

約数和(自身を除く): 1200586

約数列:

[1, 2, 31, 62, 109, 218, 313, 626, 3379, 6758, 9703, 19406, 34117, 68234, 1057627, 2115254]

約数ペア:

[(1, 2115254), (2, 1057627), (31, 68234), (62, 34117), (109, 19406), (218, 9703), (313, 6758), (626, 3379)]