257367045

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{32191}}^1$

素因数の和:32253

約数の個数: 32

約数和(自身を含む): 454293504

約数和(自身を除く): 196926459

約数列:

[1, 3, 5, 13, 15, 39, 41, 65, 123, 195, 205, 533, 615, 1599, 2665, 7995, 32191, 96573, 160955, 418483, 482865, 1255449, 1319831, 2092415, 3959493, 6277245, 6599155, 17157803, 19797465, 51473409, 85789015, 257367045]

約数ペア:

[(1, 257367045), (3, 85789015), (5, 51473409), (13, 19797465), (15, 17157803), (39, 6599155), (41, 6277245), (65, 3959493), (123, 2092415), (195, 1319831), (205, 1255449), (533, 482865), (615, 418483), (1599, 160955), (2665, 96573), (7995, 32191)]