65003890

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{132661}}^1$

素因数の和:132682

約数の個数: 24

約数和(自身を含む): 136111212

約数和(自身を除く): 71107322

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 132661, 265322, 663305, 928627, 1326610, 1857254, 4643135, 6500389, 9286270, 13000778, 32501945, 65003890]

約数ペア:

[(1, 65003890), (2, 32501945), (5, 13000778), (7, 9286270), (10, 6500389), (14, 4643135), (35, 1857254), (49, 1326610), (70, 928627), (98, 663305), (245, 265322), (490, 132661)]