202121270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1554779}}^1$

素因数の和:1554799

約数の個数: 16

約数和(自身を含む): 391804560

約数和(自身を除く): 189683290

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1554779, 3109558, 7773895, 15547790, 20212127, 40424254, 101060635, 202121270]

約数ペア:

[(1, 202121270), (2, 101060635), (5, 40424254), (10, 20212127), (13, 15547790), (26, 7773895), (65, 3109558), (130, 1554779)]