3967491633

素因数分解:

$3^1\times 7^4\times {\mathrm{550811}}^1$

素因数の和:550842

約数の個数: 20

約数和(自身を含む): 6171297648

約数和(自身を除く): 2203806015

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 2401, 7203, 550811, 1652433, 3855677, 11567031, 26989739, 80969217, 188928173, 566784519, 1322497211, 3967491633]

約数ペア:

[(1, 3967491633), (3, 1322497211), (7, 566784519), (21, 188928173), (49, 80969217), (147, 26989739), (343, 11567031), (1029, 3855677), (2401, 1652433), (7203, 550811)]