309408944

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1487543}}^1$

素因数の和:1487564

約数の個数: 20

約数和(自身を含む): 645594096

約数和(自身を除く): 336185152

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1487543, 2975086, 5950172, 11900344, 19338059, 23800688, 38676118, 77352236, 154704472, 309408944]

約数ペア:

[(1, 309408944), (2, 154704472), (4, 77352236), (8, 38676118), (13, 23800688), (16, 19338059), (26, 11900344), (52, 5950172), (104, 2975086), (208, 1487543)]