338977444

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{41521}}^1$

素因数の和:41695

約数の個数: 24

約数和(自身を含む): 642926648

約数和(自身を除く): 303949204

約数列:

[1, 2, 4, 13, 26, 52, 157, 314, 628, 2041, 4082, 8164, 41521, 83042, 166084, 539773, 1079546, 2159092, 6518797, 13037594, 26075188, 84744361, 169488722, 338977444]

約数ペア:

[(1, 338977444), (2, 169488722), (4, 84744361), (13, 26075188), (26, 13037594), (52, 6518797), (157, 2159092), (314, 1079546), (628, 539773), (2041, 166084), (4082, 83042), (8164, 41521)]