210978002

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{31219}}^1$

素因数の和:31361

約数の個数: 16

約数和(自身を含む): 329683200

約数和(自身を除く): 118705198

約数列:

[1, 2, 31, 62, 109, 218, 3379, 6758, 31219, 62438, 967789, 1935578, 3402871, 6805742, 105489001, 210978002]

約数ペア:

[(1, 210978002), (2, 105489001), (31, 6805742), (62, 3402871), (109, 1935578), (218, 967789), (3379, 62438), (6758, 31219)]