389631354

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{28027}}^1$

素因数の和:28370

約数の個数: 32

約数和(自身を含む): 893308416

約数和(自身を除く): 503677062

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 331, 662, 993, 1986, 2317, 4634, 6951, 13902, 28027, 56054, 84081, 168162, 196189, 392378, 588567, 1177134, 9276937, 18553874, 27830811, 55661622, 64938559, 129877118, 194815677, 389631354]

約数ペア:

[(1, 389631354), (2, 194815677), (3, 129877118), (6, 64938559), (7, 55661622), (14, 27830811), (21, 18553874), (42, 9276937), (331, 1177134), (662, 588567), (993, 392378), (1986, 196189), (2317, 168162), (4634, 84081), (6951, 56054), (13902, 28027)]