1975869

素因数分解:

$3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{397}}^1$

素因数の和:489

約数の個数: 24

約数和(自身を含む): 3311360

約数和(自身を除く): 1335491

約数列:

[1, 3, 7, 9, 21, 63, 79, 237, 397, 553, 711, 1191, 1659, 2779, 3573, 4977, 8337, 25011, 31363, 94089, 219541, 282267, 658623, 1975869]

約数ペア:

[(1, 1975869), (3, 658623), (7, 282267), (9, 219541), (21, 94089), (63, 31363), (79, 25011), (237, 8337), (397, 4977), (553, 3573), (711, 2779), (1191, 1659)]