2498306979

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{25981}}^1$

素因数の和:26251

約数の個数: 32

約数和(自身を含む): 4024092160

約数和(自身を除く): 1525785181

約数列:

[1, 3, 7, 19, 21, 57, 133, 241, 399, 723, 1687, 4579, 5061, 13737, 25981, 32053, 77943, 96159, 181867, 493639, 545601, 1480917, 3455473, 6261421, 10366419, 18784263, 43829947, 118966999, 131489841, 356900997, 832768993, 2498306979]

約数ペア:

[(1, 2498306979), (3, 832768993), (7, 356900997), (19, 131489841), (21, 118966999), (57, 43829947), (133, 18784263), (241, 10366419), (399, 6261421), (723, 3455473), (1687, 1480917), (4579, 545601), (5061, 493639), (13737, 181867), (25981, 96159), (32053, 77943)]